Before a man has sexual intercourse with a female and urinates inside her vagina.
A form of birth control
Lee: Hey Jake do you have a condom? I wanna bang that chick.

Jake: No, but you can just Kool-Aid Jamher brah don't get it twisted.
by MitchTheLizard December 17, 2015
Get the Kool-Aid Jamher mug.