The adjective offhand describes a remark or comment that is made without previous thought or preparation. ... As an adjective, offhand can mean careless, brusque, or inconsiderate. You may frequently have to remind young children that offhand comments about people's looks or intelligence can hurt their feelings.

What does it mean if someone is offhand?

: done or made without previous thought or preparation. : casual or informal. See the full definition for offhand in the English Language Learners Dictionary.

Is offhand an idiom?

Meaning: Off-hand means without preparation. People say that they don't know the answer off-hand, meaning that they don't know it at that time.