kick off

meaning number1. 

(of a football game, soccer game, etc.) be started or resumed after a score by a player kicking the ball from a designated spot.

examples1     

There are five games kicking off at 3pm on Saturday afternoon. 

examples2

A kick off meeting is the first meeting with the project team and with or without the client of the project.

meaning number 2

to become very angry; suddenly start an argument or fight. 

examples1

I don't want her kicking off at me again. 

[Hal] Should’ve been you.

I don’t want this unless you want it.

Tell me what to say.

Say yes.