having an erection, boner, causing pants to become tighter
My pants are tight now that i watchd that porno.
by Jessica September 9, 2003
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Originating from a HOT group of girls in Mass of two shits

It means that you are highly anxious, scared, nervous, or stressed out.
I have to write a 10 page paper tonight and I ran out of adderall. My pants are SO fucking tight.
by Lady Godiva April 20, 2004
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When you see a hottie, or something very nice like a car that you want, its an excellent sentence to describe how you feel about it. Or how whats in your pants feels about it.
Joe: "Dude, look at that Cadillac Escalade."
Alex: "That makes my pants tight."
by chostmaster August 20, 2005
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