Twitter
WordNet
noun
(1) A series of chirps
verb
(2) Make high-pitched sounds, as of birds
WiktionaryText
Noun
- a succession of chirps as uttered by birds
- I often listen to the twitter of the birds in the park.
Verb
- to utter a succession of bird's chirps
- (of a person) to talk in an excited or nervous manner
- to use the microblogging service Twitter