Top Definition
When you get an erection at the wrong time and place, needing a quick escape. You tuck you penis into the top of your waistband at a 90 degree angle.
Person 1: Dude i had to go up to the board and write and then i got this massive boner

Person 2: Dude how'd you fix that shit?

Person 1: I 90 Degree Tucked that shit. Thank god for that quick getaway
by CCSemtex March 03, 2012
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