The
bulge formed in a man's genital area, caused by sitting down with jeans. The zipper bunches up, forming an
erection like
bulge, which can scare and excite all who are there to witness it.
"
FUCK, IT'S JUST CAREERS CLASS
DON'T GET ALL EXCITED ON ME"
"Calm down man, it's just a zipperection."
"Oh.
Haha, it's pretty funny."