To break or separate into pieces; to disintegrate or come apart.
It broke up when it hit the ground.
To end a relationship.
She broke up with her boyfriend last week.
To end a relationship with each other.
Jane and Stephen broke up.
To dissolve; to part.
The meeting finally broke up after a three-hour discussion.
Of a school, to close for the holidays at the end of term.
Of a telephone conversation, to cease to be understandable because of a bad connection.
You're breaking up. Can you repeat that?
To break or separate into pieces.
Break up the cheese and put it in the salad.
To stop a fight; to separate people who are fighting.
The police came in to break up the disturbance.
Become disorganised