tapin dat ass 

having sex with the same or opposite sex.

(You) Yo, you see Sheila over there? (Friend) Yea. (You) Yo, I'm tapin dat ass!

tapin dat ass by Braulio August 6, 2006

tappin' dat ass 

1. To have sex

2. To have sex doggie style

ex. I was tappin' dat ass las night man!

tappin' dat ass by Ms. Boss August 13, 2008

Tappin' dat ass 

When a male go's to work on a very attractive female which is also known as tappin' dat ass. Many highschool students use this in their dictionary to seem cool to their peers.

1: Yo i was Tappin that ass all night she went to work on last night son.

2: James you still Tappin' dat ass?

Tappin' dat ass by faithoftheworld123 July 23, 2012