v.imp. An encouragement or admonishment to tap something, whether in the common sexual usage (i.e. tap dat, "Tap that ass", et cetera) or in the ironic non-sexual usage which refers to the sexual usage. Taken from the Adam Sandler movie *Happy Gilmour*, where Sandler's character is trying to tap or putt a golf ball.
"Jimmy asked me out and I don't know what to say"
"He's hot! Tap-tap-tap-a-roo!"
"Ooh, perogies are on sale! ap-tap-tap-a-roo!"