Definitions

1. verb

to talk or chatter in a foolish or annoying way; to talk idly or excitedly

“She was jabbering on the phone for hours.”

2. noun

a person who talks foolishly or annoyingly; a chattering person

“The jabber in the back of the classroom was distracting.”

3. noun

the sound of a bird, especially a parrot, that imitates human speech

“The parrot’s jabber filled the air.”