back and whack 

the massage places that give you a happy ending

Rob: That oriental chick at the back and whack gave me the best hand job
Tim: Oriental is a rug, those chicks are asian
Rob: I fucked your sister

back and whack by Wally Krunk from the grave August 21, 2009

back and whack 

A massage parlor where working class men congregate at lunch for hand jobs or sex for money, usually Asian of some sort or russian

Yo Jim you wanna hit the back and whack at lunch? They have a valentine's special today

Cousin greg is a frequent flyer at the back and whack every 9th "massage" he gets the 10th free

back and whack by tommybatts February 18, 2015