smart-ass
UK[ˈsmɑːt ɑːs]US[ˈsmɑːrt æs]
n
A person who is irritatingly clever or sarcastic, especially one who makes rude or condescending remarks to show off their knowledge.
Morpheme Breakdown
smart
ass
smart
clever
ass
person/body part
Etymology
The term 'smart-ass' is a modern American slang compound from the mid-20th century. It combines 'smart', which evolved from its original Old English meaning of 'causing sharp pain' to signify quick-witted intelligence, with 'ass', a vulgar slang term for a person derived from the word for donkey. The compound's logic is literal yet figurative: it describes a person whose 'smart' or clever remarks are delivered with the offensive, stubborn, or foolish connotations associated with an 'ass'. This blend creates a vivid, insulting portrait of someone who is not just intelligent but obnoxiously so, using their wit to be rude or condescending.
Analysis
Structure: smart (clever) + ass (person/body part)
- smart: From Old English smeart (painful, severe), related to Middle Low German smerten (to hurt). In this compound, it carries the sense of 'clever, witty, mentally sharp'.
- ass: From Old English assa, a Germanic borrowing from Latin asinus (donkey). In modern slang, it functions as a vulgar term for a person or their buttocks, used here to denote a person in a derogatory, contemptuous manner.
Examples
He's such a smart-ass, always correcting people in meetings.
Don't be a smart-ass; just answer the question directly.
Her smart-ass comment earned her a few dirty looks from the audience.