The lump made by your dick and your bag in tight pair of pants.
Behold....My boncho!

That guys boncho is hanging out all over the place.
by TexasToast April 10, 2006
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Boncho, another word for moan.
"Ethan boncho'd as Mark pushed in." "Mark couldn't help but boncho as Ethan finished."
by oOhoneyyOo July 12, 2020
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The female equivalent of "head honcho," but if she's a bitch.

head honcho + bitch = head boncho
Man, I can't believe we have to work with the head boncho Karen.
by shabbit July 09, 2019
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