Eattin my lunch 

It means when you taking someone lyrics or trying to be like someone

Eattin my lunch is like rappers wanting to be pac

Eattin my lunch by trap allstar September 27, 2005

Eattin my lunch 

the act of ripping of one's style or ideas and passing it off as their own, possibly in order to profit or gain status.

Anne copies my trademark hairstyle; that bitch is eattin my lunch.

Eattin my lunch by KarenP September 30, 2005