Pronunciation: (kus), [key] Informal.
to use profanity; curse; swear.
1. to swear at; curse: He cussed the pedestrian for getting in his way.
2. to criticize or reprimand in harsh terms (often fol. by out): The coach cussed out the team for losing.
1. curse word; oath.
2. a person or animal: a strange but likable cuss.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.