/ Dictionary / Index P pissed off: Meaning and Definition of Find definitions for: pissed' off' Pronunciation: [key] — Slang (vulgar) Slang (vulgar). angry or annoyed. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pissed pisser Related Content Daily Word Quiz: illegible Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language