offhand (Adjective) — With little or no preparation or forethought. ex. "offhand excuses"
offhand (Adjective) — Casually thoughtless or inconsiderate. ex. "she treated most men with offhand contempt" ex. "an offhand manner"
offhand (Adverb) — Without previous thought or preparation. ex. "couldn't give the figures offhand" ex. "we decided offhand to go to Canada"
offhand (Adverb) — In a casually inconsiderate manner. ex. "replied offhand, his mind a million miles away"
offhand (Adverb) — Without preparation. ex. "I don't know the figures off-hand"