What is Beating Cheeks?
1.
having sex
Don't come in! I'm beating cheeks with my biznitch.
See
2.
To have rough anal sex.
last I was beating cheeks with my girlfriend
See
3.
(as in a jockey, beating the "cheeks" of his horse to make it run faster)
To be in a rush. To go —especially, to walk— very quickly.
"Sorry I'm late. I beat-cheeks to get here on time".
"John got a speeding ticket today. He was beating cheeks to get to the airport when he got pulled over".
See