'Titter' definitions:

Definition of 'titter'

From: WordNet
noun
A nervous restrained laugh
verb
Laugh nervously; "The girls giggled when the rock star came into the classroom" [syn: giggle, titter]

Definition of 'Titter'

From: GCIDE
  • Titter \Tit"ter\, v. t. [imp. & p. p. Tittered; p. pr. & vb. n. Tittering.] [Probably of imitative origin.] To laugh with the tongue striking against the root of the upper teeth; to laugh with restraint, or without much noise; to giggle. [1913 Webster]
  • A group of tittering pages ran before. --Longfellow. [1913 Webster]

Definition of 'Titter'

From: GCIDE
  • Titter \Tit"ter\, n. A restrained laugh. "There was a titter of . . . delight on his countenance." --Coleridge. [1913 Webster]

Definition of 'Titter'

From: GCIDE
  • Titter \Tit"ter\, v. i. To seesaw. See Teeter. [1913 Webster]