Shoulda Bag refers to a top in homosexual intercourse. This comes from the semblance of the bottom participant wearing a shoulder bag. More specifically when the top has their arm wrapped around the bottoms shoulder like said style of bag.
by Grindin’ Jo September 28, 2018

Bryon was always key bagging Amanda's keyboard until she noticed a hair caught bewteen the letter "V" and "B".
by Knutee January 6, 2009

by anon:)<3 March 10, 2011

by Stevie C. December 3, 2006

John thinks that double bagging gives him more protection when picking up prostitutes, even though Steve told him that the rubbers will wear each other down.
by JayRoc October 27, 2007

Another word for a condom.
by vmc0221 August 7, 2007
