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verb. > the act of one having sexual relations with someone substantially younger in age; common in the celebrity scene, or instances out of lust or infidelity. less socially acceptable for a man to bang down than a woman
> antonym- bang up
Sam: Lonnie is such a stud, the last relationship he bang down 15 years, and now he's banging down 25 years with Heather.

Keith: Heather is such a whore though, she'd get banged down on by anyone.

Sam: Still, it's impressive- he bangs down as much as the Dos Equis guy.
by jonny_ho November 12, 2010
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