'Tweak' definitions:

Definition of 'tweak'

(from WordNet)
noun
A squeeze with the fingers [syn: pinch, tweak]
verb
Pinch or squeeze sharply
verb
Pull or pull out sharply; "pluck the flowers off the bush" [syn: pluck, tweak, pull off, pick off]
verb
Adjust finely; "fine-tune the engine" [syn: fine-tune, tweak]

Definition of 'Tweak'

From: GCIDE
  • Tweak \Tweak\, v. t. [OE. twikken, originally the same word as twicchen; cf. LG. twikken. See Twitch.] To pinch and pull with a sudden jerk and twist; to twitch; as, to tweak the nose. --Shak. [1913 Webster]

Definition of 'Tweak'

From: GCIDE
  • Tweak \Tweak\, n.
  • 1. A sharp pinch or jerk; a twist or twitch; as, a tweak of the nose. --Swift. [1913 Webster]
  • 2. Trouble; distress; tweag. [Obs.] [1913 Webster]
  • 3. A prostitute. [Obs.] --Brathwait. [1913 Webster]

Synonyms of 'tweak'

From: Moby Thesaurus