What does "twitter" mean?

Twitter: To make a succession of small, tremulous, intermitted noises. The swallow twittering from the straw-built shed. Gray.

Additional senses

  1. 2.To make the sound of a half-suppressed laugh; to titter; to giggle. J. Fletcher.
  2. 3.Etym: [Perhaps influenced by twitch.] To have a slight trembling of the nerves; to be excited or agitated.
  3. 4.To utter with a twitter. Cowper.
  4. 5.The act of twittering; a small, tremulous, intermitted noise, as that made by a swallow.
  5. 6.A half-suppressed laugh; a fit of laughter partially restrained; a titter; a giggle. Hudibras.
  6. 7.A slight trembling or agitation of the nerves.

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