happy button noun2 •(slang) The clitoris.I asked Shane how a mutt like Doc could lasso someone like Shanteel. He ventured that Doc was probably hung like Man O' War and knew how to work a woman's happy button. — 2008 •(slang) The prostate (in relation to sexual stimulation through the rectum).With only a little prodding, the blond model seemed to find the black stud's happy button as I heard Ty let out a low moan. — 2003 formshappy buttons