heater.
A device that produces and radiates heat, typically to raise the temperature of a room or building.
Meaning & usage
A device that produces and radiates heat, typically to raise the temperature of a room or building.
Turn on the heater; I'm cold.
A person who heats something, for example in metalworking.
A handgun.
The thug pumped two rounds from his heater into her.
A fastball, especially one thrown at high velocity.
Jones threw a heater under his chin.
An extended winning streak.
Emmy went on a heater in Las Vegas and came back six thousand dollars richer.
A medieval European shield having a rounded triangle shape like a clothes iron.
A dead heat; a race in which two or more competitors reach the finish line simultaneously.
Synonym of banger (“a powerfully energetic or exceptional song”).
Where this word comes from
Etymology tree English heat Proto-Indo-European *-yósder. Proto-Italic *-āzios Latin -āriusnom. Latin -āriusbor. Proto-Germanic *-ārijaz Proto-West Germanic *-ārī Old English -ere Middle English -ere English -er English heater From heat + -er.
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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.