When 21 guys all pop boners at the same time in honor of America.
Let's get together later for a twenty one gun salute.
by Unknown37 April 9, 2016
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When twenty one guys all get boners at the same time.
"Hey let's all get together later and do a twenty one gun salute."
by Unknown37 April 14, 2016
Get the twenty one gun salute mug.