A speedy touch of a man's member, schlong, knob, etc.
While it is not very satisfying, it can be a hopeful
prospect, and is
convenient for rushed
situations.
A)
Johnny: "Yo Frank, you
get your dick wet yet?"
Frank: "Nah, just a lil tippy touch"
B)Lisa: "Hey Sam, could I
get a pen?"
Sam: "Course, how bout a quick tippy touch though?"