'Look sharp' definitions:

Definition of 'look sharp'

(from WordNet)
verb
Act or move at high speed; "We have to rush!"; "hurry--it's late!" [syn: rush, hasten, hurry, look sharp, festinate]

Definition of 'Look sharp'

From: GCIDE
  • Sharp \Sharp\, adv.
  • 1. To a point or edge; piercingly; eagerly; sharply. --M. Arnold. [1913 Webster]
  • The head [of a spear] full sharp yground. --Chaucer. [1913 Webster]
  • You bite so sharp at reasons. --Shak. [1913 Webster]
  • 2. Precisely; exactly; as, we shall start at ten o'clock sharp. [Colloq.] [1913 Webster]
  • Look sharp, attend; be alert. [Colloq.] [1913 Webster]