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.
See
Random Words:
1.
Meaning "this stuff is crazy".
She went bananas when she saw him on stage.
2.
in gwen stefanis song, when rumors made up ab..