1. the act or sound of making light, high-pitched sounds in quick succession

1. making light, high-pitched sounds in quick succession (as birds do)
2. talking rapidly in a light, nervous, or excited way

Examples

• The birds were twittering in the trees at dawn.
• She was twittering nervously about the upcoming exam.
• The twittering of sparrows filled the garden.
• Stop twittering and speak clearly.
• We could hear the soft twittering of baby birds in the nest.
• The excited children were twittering about their field trip.
• The constant twittering outside my window woke me up.