One who twits, or reproaches; an upbraider.
- To utter a succession of light chirping or tremulous sounds; chirrup.
- To speak rapidly and in a tremulous manner: twittering over office gossip.
- To giggle nervously; titter.
- To tremble with nervous agitation or excitement.
- To utter or say with a twitter: twittered a greeting.
- The light chirping sound made by certain birds.
- A similar sound, especially light, tremulous speech or laughter.
- Agitation or excitement; flutter.