a sex act where after you cum in the chicks mouth, you shave your pubes into her mouth and force her to swallow. she will choke it back up like a hair ball.

its from havana because cubans are hairier and make for better hairballs
"Dude, i gave her a havana hairball and when she choked it up it hit me in the chest!"
by whatsupdude13 February 16, 2009
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