working the biscuit 

Thrusting ur hips side to side to the point when ur friends or colleagues notice....n commend you for properly working your biscuit

Yo that girl on the dance floor space sure is working the biscuit!

working the biscuit by Shan.n.bob October 9, 2016

workin' the biscuit 

Doing everything you can to get things right with your partner so as to get laid that night.

Did you see Bob? He was really workin' the biscuit with Renee tonight.

workin' the biscuit by p.j.g. January 19, 2008