overwordExplorer
ENGLISH · A WORD WITH POSSIBILITIES

mill.

A grinding apparatus for substances such as grains, seeds, etc. (Some are small and simple, and some are large and complex.)

4 characters1 syllables approx.English language

Meaning & usage

noun/mɪl/[mɪɫ]Received-Pronunciation, US[mɪo̯][mɪʊ̯]
  1. A grinding apparatus for substances such as grains, seeds, etc. (Some are small and simple, and some are large and complex.)

    Pepper has a stronger flavor when it is ground straight from a mill.
  2. The building housing such a grinding apparatus; also, any similar building that houses a similarly material activity (such as weaving, fulling, dying, etc.); the place of business comprising such a building and its outbuildings and grounds.

    My great-grandfather worked in a mill. He filled the flour sacks and then carried and loaded them.
  3. A machine used for expelling the juice, sap, etc., from vegetable tissues by pressure, or by pressure in combination with a grinding, or cutting process; any similar apparatus that otherwise processes.

    a cider mill; a cane mill
  4. A machine for grinding and polishing.

    a lapidary mill
  5. A milling machine for machining of solid metal, wood, or plastic.

    Several machinists were busy operating the lathes, mills, and drill presses on the shop floor.
  6. A milling cutter used on such a machine.

    After the drilling and tapping operations, we come in with a mill and do some contouring.
  7. A manufacturing plant for paper, steel, textiles, flooring, and some other kinds of materials.

    Once the billet gets through the 56-inch mill, it is ready for reheating.
  8. The building complex housing such a plant; the place of business comprising such buildings and their grounds.

    My grandfather worked in a mill. He operated machinery, did maintenance, and drove forklifts.
  9. An establishment that handles a certain type of situation or procedure routinely, or produces large quantities of an item without much regard to quality. (The notion of churning out massive amounts indiscriminately underlies the figurative metaphor.)

    derogatory · figuratively · usually
    Those shysters selling the purebreds are running quite a mill over there, eh?
    Getting the book through the editorial mill could take months.
  10. An institution or pseudo-institutional business awarding credentials (such as diplomas, degrees, certificates, or certifications) of either dubious value or fraudulent nature; one selling essays or other documents for the buyers (usually students) to fraudulently pass off as their own.

    derogatory · figuratively
    Those shysters cranking out the "IT training certificates" are running quite a mill over there, eh?
  11. An engine.

    informal
    Under the hood is a mill that you and I can't afford — a nitrous-blown hemi with custom heads.
  12. A boxing match or fistfight.

    archaic · informal
    They were betting big on a great mill, but they didn't realize that the fix was in.
  13. A hardened steel roller with a design in relief, used for imprinting a reversed copy of the design in a softer metal, such as copper.

  14. An excavation in rock, transverse to the workings, from which material for filling is obtained.

    They pulled me off the main crew and had me digging in the mill.
  15. A passage underground through which ore is shot.

    The geologists were responsible for keeping the work within the mill.
  16. The raised or ridged edge or surface made in milling anything, such as a coin or screw.

  17. A prison treadmill.

    historical
    They kept us in line by threatening to put us on the mill twice as long if we complained.
  18. A military prison, either guardhouse or post prison.

    US · World-War-I · slang
    He spent some time in the mill after that escapade.
  19. A delousing station: a cootie mill.

    World-War-I · slang
  20. A typewriter used to transcribe messages received.

Where this word comes from

From Middle English mylne, mille, from Old English mylen, from Proto-West Germanic *mulīnu (“mill”), from Late Latin molīna, molīnum, molīnus (“mill”), from Latin molō (“grind, mill”, verb), closely allied to Proto-Germanic *muljaną (“to crush, grind”) (see English millstone). Perhaps cognate with Milne (a surname). Doublet of moline, moulin, and blin.

verb/mɪl/[mɪɫ]Received-Pronunciation, US[mɪo̯][mɪʊ̯]
  1. To grind or otherwise process in a mill or other machine.

    transitive
    to mill flour
  2. To shape, polish, dress or finish using a machine.

    transitive
  3. To engrave one or more grooves or a pattern around the edge of (a cylindrical object such as a coin).

    transitive
  4. To move about in an aimless fashion.

    intransitive · usually
    I didn't have much to do, so I just milled around the town looking at the shops.
  5. To cause to mill, or circle around.

    transitive
    to mill cattle
  6. To swim underwater.

  7. To swim suddenly in a new direction.

  8. To beat; to pound.

    slang · transitive
  9. To pass through a fulling mill; to full, as cloth.

  10. To roll (steel, etc.) into bars.

    transitive
  11. To make (drinking chocolate) frothy, as by churning.

    transitive
  12. To undergo hulling.

    intransitive
    This maize mills well.
  13. To take part in a fistfight; to box.

    intransitive · slang
  14. To fill (a winze or interior incline) with broken ore, to be drawn out at the bottom.

    transitive
  15. To commit burglary.

    UK · obsolete
Where this word comes from

From Middle English mylne, mille, from Old English mylen, from Proto-West Germanic *mulīnu (“mill”), from Late Latin molīna, molīnum, molīnus (“mill”), from Latin molō (“grind, mill”, verb), closely allied to Proto-Germanic *muljaną (“to crush, grind”) (see English millstone). Perhaps cognate with Milne (a surname). Doublet of moline, moulin, and blin.

noun/mɪl/[mɪɫ]Received-Pronunciation, US[mɪo̯][mɪʊ̯]
  1. One thousandth part. One thousandth of a US dollar, one-hundredth of a dime or one-tenth of a cent.

    The U.S. has never minted a mill coin, but the Coinage Act of 1792 describes this and other subdivisions of the U.S. dollar.
  2. One thousandth part. One thousandth part in millage rates of property tax.

    They predict that the rate will probably go up by several mills next year.
  3. One thousandth part. Alternative form of mil (“one thousandth of an inch”).

    alt-of · alternative
    For this task, I prefer the plastic sheeting that is 10 mills thick.
  4. One thousandth part. Clipping of millimeter.

    abbreviation · alt-of · clipping · informal
    For this task, I prefer the plastic bars that are 10 mills in diameter.
Where this word comes from

Ultimately from Latin millesimum. The clipping comes by way of the clipped word, millimetre.

noun/mɪl/[mɪɫ]Received-Pronunciation, US[mɪo̯][mɪʊ̯]
  1. A line of three matching pieces in nine men's morris and related games.

verb/mɪl/[mɪɫ]Received-Pronunciation, US[mɪo̯][mɪʊ̯]
  1. To move (a card) from a deck to the discard pile.

    transitive
  2. To destroy (a card) due to having a full hand.

    transitive
Where this word comes from

Back-formation from millstone, name of a Magic: The Gathering card with this effect (first printed 1994).

noun/mɪl/[mɪɫ]Received-Pronunciation, US[mɪo̯][mɪʊ̯]
  1. Discarding a card from one's deck.

    countable · uncountable
  2. A strategy centered on depleting the opponent's deck.

    countable · uncountable
Where this word comes from

Back-formation from millstone, name of a Magic: The Gathering card with this effect (first printed 1994).

noun/mɪl/[mɪɫ]Received-Pronunciation, US[mɪo̯][mɪʊ̯]
  1. Alternative form of mil (“million”).

    alt-of · alternative · informal
Where this word comes from

Clipping of million.

FROM WORD TO NAME

Try it on your idea.

mill has 4 characters. Say it out loud, try it alongside a description of your project, and see whether its meaning fits what you want to create.

mill studiomill workshello, mill

These are naming prompts. Meanings and pronunciation can vary; existing brand and domain uses have not been checked.

Explore the name generator

A word with a source.

Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.

Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.