Bingo Basting
A girl in the act of using a mans penis (dick) to masterbate via clitoral stimulation (one bean banjo). The act of teasing around the honey hole while juicing up the meat curtains.
"She grabbed my dick and started Bingo Basting right on top of me."
Reverse Bingo Basting
A girl in the reverse cowgirl position uses the man's penis (dick) to masterbate via clitoral stimulation (flicking the bean). This act is performed with the lights on to qualify as it teases the man to excitement while getting the mud flaps greased up.
"She spun around on top of me and showed me the hottest reverse bingo basting I've ever seen!"