What is Underground Boombox?
1.
the act of beatboxing into a woman's vagina during cunnilingus in order to give her pleasure some rhythm.
I gave her an underground boombox when i went down on her so that even if I wasn't that good, she could at least enjoy a catchy beat.
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1.
A term used by computer illeterate idiots to refer to any kind of executable file that would typically be written in a plain text editor..
1.
The act of punching a womans vagina during sexual intercourse. (i.e. - vagina punch)
"I heard he likes it rough."
"Oh! ..