by Fiona Fingers February 05, 2013
Abbreviation for "You already know"
by Snaplatts January 15, 2021
Y. A. K. is the acronym for "Young Athletic Killers" which the only way someone could rech such status is to also have a huge penis.
Girl 1: hey I had sex with this guy last night, I could barely take him. :(
Girl 2: Yeah he must have been a YAK!
Girl 1: Yes I cried
Girl 2: Yeah he must have been a YAK!
Girl 1: Yes I cried
by UcanKallMeMrG July 12, 2010
by Kentucky Fried Asian April 12, 2007
by TCdubs February 12, 2011
by Kensamazinghotsauce September 13, 2018