"triple-x thumper" is a variation on the common, fun, drinking game thumper. instead of having any sign whatsoever, individuals playing this new and exciting version may only use sexually-charged signs.
John just did your sign Jane, the tongue-poking-the-inside-of-his-mouth! Now you have to do yours, and then someone else's, for example, you could squeeze your breasts. xxx thumper
by xxx drinking September 26, 2007