"gay term" but can also be used for straight sex. It means when two men are having sex their scrotums touch or "bang" together, hence the term banging bags. Can you see it now?
Those two guys over there are gay. They like to bang bags.
by Yahnathan May 1, 2007
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When a person is feeling "randy" and is better than hogging, but not above the fuglies and has a bag handy.

Step-by-Step: 1. Place bag over ugo's head. 2. bang ugo.
Jon: I'm going to cut you from work and add on Kristal.
Tina: maybe you should, and then you can bag bang after
Jon: bag bang?
Tina: yes bag over her head whilst banging
Jon: I like it
by JohnnyBxo December 6, 2010
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A murderer, rapist, or burglar's bag of tools necessary for their occupation. Such bag and duplicates being strategically placed within their current hunting ground(s).
Haviair thirstly acquired his BANG BAG from an old abandoned Fiero off the main highway. As he grips it hungerly in his lap, he victoriously swipes the end of the cold blade with his thumb... knowing another victim will autograph his now senoir BANG BAG his father had left him...
by Cashpuller420 September 25, 2021
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