I will knock yo ass out
Saying 'I will knock yo ass out' means you're going to hit them until they look like a pancake.
'I will knock yo ass out' he said, then he hit me until I looked like a pancake.
'I will knock yo ass out' she said in the hallway, then she hit me like I was a bag of chips.
'I will knock yo ass out' he said on Discord, then he did it during the weekend.