fatty.
Containing, composed of, or consisting of fat.
Meaning & usage
Containing, composed of, or consisting of fat.
fatty tissues
fatty meats
Containing, composed of, or consisting of fat. Sometimes, especially, containing excess fat.
fatty liver
fatty pancreas
Like fat; greasy.
Of or related to fat.
fatty acid
fatty alcohol
Literally or figuratively large.
Where this word comes from
From Middle English fatty, equivalent to fat + -y. Cognate with Saterland Frisian fattig (“fatty”), Dutch vettig (“fatty, greasy”), German Low German fettig (“fatty”), German fettig (“fatty”).
An obese person.
It's hardly surprising, when it has to support that enormous gut! Lose some weight, fatty!
A large marijuana cigar; a blunt.
A type of game played with marbles.
Where this word comes from
Etymology tree English fat Proto-Germanic *-j-, *-ij- Proto-West Germanic *-i, *-ī Old English -iġ Middle English -y English -y English fatty From fat + -y (diminutive suffix).
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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.