Jimmy.
A diminutive of the male given names James and Jim, also used as a formal given name.
Meaning & usage
A diminutive of the male given names James and Jim, also used as a formal given name.
A colloquial (potentially unfriendly or disparaging) way of addressing any male whose name is unknown to the speaker.
Where this word comes from
Etymology tree English Jim Proto-Germanic *-j-, *-ij- Proto-West Germanic *-i, *-ī Old English -iġ Middle English -y English -y English Jimmy From Jim + -y.
Shortened form of Jimmy Riddle, a piddle, a piss.
Alternative form of jimmy (“a mature male crab”).
Where this word comes from
Etymology tree English Jim Proto-Germanic *-j-, *-ij- Proto-West Germanic *-i, *-ī Old English -iġ Middle English -y English -y English Jimmy From Jim + -y.
A General Motors diesel truck or diesel locomotive, or the diesel engine thereof; (by extension) any GMC truck, even a gasoline-powered pickup or SUV.
a Jimmy diesel
A General Motors diesel truck or diesel locomotive, or the diesel engine thereof; (by extension) any GMC truck, even a gasoline-powered pickup or SUV. A prime mover powered by a two-stroke Detroit Diesel engine.
Where this word comes from
From the initialism GM (/ˌd͡ʒiˈɛm/), by jocular alteration of sound playing on the diminutive given name.
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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.