What does "tweet" mean on the Internet?

The first meaning of tweet is to sell cute and pretend to be cute, and the second meaning is to kiss, which is equivalent to A Mu, an onomatopoeic word.

"Twitter":

1, the singing of birds (such as nightingales),

2. Onomatopoeia, which describes the sounds of many birds calling together.

3. Onomatopoeia refers to all kinds of sad and sharp voices.

Original: Nine Songs of Chu: "Thunder fills the rain, and apes sing at night."