The action of an erect penis springing out and up, when the underwear is pulled down past it.
"After rolling around on the bed for awhile, I went to pull off his jockeys in order to blow him, and he totally went boing."
by Boingyest March 11, 2013
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1. Slang term for a well endowed women, in Japan
2. Being sexually aroused
1. Did you see that girl?
Yeah she's such a boing.

2. Man, she definitely is . . . boing!
by SoHumhallelujah April 18, 2009
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1.another name for a friend
2.put in place of a person's name
Hey bo, what's shakin?
by Becky March 1, 2004
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inj. what one says to indicate something awesome, or something sexually arousing
"Boing!"
"What's up, Ron?"
"I just saw a chick with like, size F tits!"
by Reese May 9, 2003
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Yet another slang term for prescription promethazine/codeine cough syrup originating from the Bay Area
"Aye my nigga I want some purple dro"
"Oh fasho, go cop that while I got swoop some bo"
by Dr. Bojangles January 28, 2008
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