to argue about things that are not important: Will you two stop bickering! They're always bickering with each other about/over their personal problems.

What does bicker mean?

1 : to engage in a petulant or petty quarrel bickering over money. 2a : to move with a rapidly repeated noise a bickering stream. b : quiver, flicker.

Is bicker a bad word?

To quarrel in a tiresome, insulting manner. They bickered about dinner every evening.