/ Dictionary / Index P panic attack: Meaning and Definition of Find definitions for: pan'ic attack" Pronunciation: [key] — Psychiatry. Psychiatry. an intense attack of anxiety characterized by feelings of impending doom and trembling, sweating, pounding heart, and other physical symptoms. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. panic panic bar Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language