'Panic' definitions:

Definition of 'panic'

From: WordNet
noun
An overwhelming feeling of fear and anxiety [syn: panic, terror, affright]
noun
Sudden mass fear and anxiety over anticipated events; "panic in the stock market"; "a war scare"; "a bomb scare led them to evacuate the building" [syn: panic, scare]
verb
Be overcome by a sudden fear; "The students panicked when told that final exams were less than a week away"
verb
Cause sudden fear in or fill with sudden panic; "The mere thought of an isolation cell panicked the prisoners"

Definition of 'Panic'

From: GCIDE
  • Panic \Pan"ic\, a. [Gr. paniko`s of or pertaining to Pa`n Pan, to whom the causing of sudden fright was ascribed: cf. F. panique.] Extreme or sudden and causeless; unreasonable; -- said of fear or fright; as, panic fear, terror, alarm. "A panic fright." --Dryden. [1913 Webster]

Definition of 'Panic'

From: GCIDE
  • Panic \Pan"ic\, n. [Gr. to~ paniko`n (with or without dei^ma fear): cf. F. panique. See Panic, a.]
  • 1. A sudden, overpowering fright; esp., a sudden and groundless fright; terror inspired by a trifling cause or a misapprehension of danger; as, the troops were seized with a panic; they fled in a panic. [1913 Webster]
  • 2. By extension: A sudden widespread fright or apprehension concerning financial affairs. [1913 Webster]

Definition of 'Panic'

From: GCIDE
  • Panic \Pan"ic\, n. [L. panicum.] (Bot.) A plant of the genus Panicum; panic grass; also, the edible grain of some species of panic grass. [1913 Webster]
  • Panic grass (Bot.), any grass of the genus Panicum. [1913 Webster]

Synonyms of 'panic'

From: Moby Thesaurus