Fingers in the ass crack
When you run up to someone in the hall between classes and jam your fingers into their cheeks
Bricka just fitac'd Dave Ryan so hard his glasses flew across the gym floor
'whoopin feet' is a slang in California which means you beat someone so bad that they come out of their shoes.
He's Terrence Thornton, I'm Terence Crawford, yeah, I'm whoopin feet
Performing acts of disgraceful subservience; To serve another, shamefully. You are below this person. You lower yourself to washing their filthy feet out of unworthiness.
Also used to describe any situation you are guilted or forced into.
"Yeah my boss wanted me to work late tonight but im not washing any feet."
"He's like her little slave, every time I call him to chill he is busy washing feet."
"Those first couple of years at a new job you have to wash feet for a while until you earn your place."
"This is bullshit, now I'm spending the weekend washing feet with her damn family"