When you have been sitting down for so long that your bum gets sore or numb. Bingo bum!
Cleo! I've been sitting for so long I've got Bingo bum🍑
by Saltyytats 🔪 January 25, 2019
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Unclean sherrif's badge resulting in brown stains on pale upholstery. Resemble the marks made by bingo markers but smell worse.
I had to buy a brown couch as my husband suffers from bingo bum.
by pixie tits January 27, 2006
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