Tit Tap
To go up to a girl and tap her boob from underneath then run away in laughter.
"Hey homie! Go tit tap that chick!"
Tit tap
When a girl is climbing on top and her tit taps your member
When Alice was climbing on last night she totally tit tapped me.
Tap tit monday
As there is a slap ass Friday, there is now a tap tit Monday all you do is tap their tit (if they are a girl)
“Hey Sarah!” *taps tit*
“Ow what was that for?!”
“It’s tap tit Monday!”
“Ow what was that for?!”
“It’s tap tit Monday!”