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Definition of ass

ass

/æs/
ass

Plural:asses
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ass Lexical Profile

ass Game Scores & Validity

• noun

1

North American The buttocks or the rear end of the body.

Example

"She slipped on the icy sidewalk and fell flat on her ass."


2

A foolish, stupid, or stubborn person.

Example

"He made an absolute ass of himself by arriving at the formal dinner in a clown costume."


3

A hoofed mammal of the horse family (Equidae), typically smaller than a horse with longer ears and a braying call; a donkey.

Example

"The farmers used a sturdy ass to carry the heavy loads up the rocky mountain trail."

Photo by Jiel Beaumadier / CC BY-SA 4.0
Synonyms
View all synonyms for ass

Word Nuance & Usage

The anatomical sense is highly informal and often considered vulgar, originating as a North American phonetic variant of the British 'arse'.

• Rhymes for ass

Word Origin & Etymology

The animal sense comes from Old English 'assa', derived from Latin 'asinus'. The anatomical sense is a linguistic variant of 'arse', from Old English 'ærs'.

Usage Trend

Historical frequency of usage in published text.

180019102020

Cite this Entry


Wordmom. (2026). Definition of Ass. In Wordmom Dictionary. Retrieved Oct 11, 2026, from https://wordmom.com/dictionary/ass
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