look up any word, like cleveland steamer:
 
2.
french word meaning "bitch"
comes from the word "petasse" in french
Boy: Hey wanna fuck ?!
Girl: Yea, tell me when.
Boy: HAHAA! You're a tasse.
by urNumber1 March 05, 2009
 
1.
cleavage which forms perfectly with the cup of the bra . Where the cup of the bra and the breast flow seamlessly in one round whole.
My secretary was wearing a blazer with out a blouse underneath and I could see by the tasse that she knew how to pick bras that fit.
by Rod X February 14, 2014