|The act of putting in an up right position under the elastic waist band of shorts/sweatpants to hide an erection.
The boy had gotten aroused when seeing his stepmothers mid drift so he a had to stiffy-stuff his erection in his shorts.
A double stiffy is when two guys get an erection at the same time from the same female.
Damn bro, that was crazy last night. I can't belive we got a double stiffy watching Jennifer Aniston bend over on the set of the TV show friend's.
A brown stiffy is when a man preforms anal sex on a woman (or sir) and she poops whilst he is inside. This can be intentional or by accident.
Yeah man the other night I gave Rachel a brown stiffy.
moving weird, funny, 2 faced. Mostly used in some parts of England
This nigga is moving mad stiffy man.
This bish is stiffy bro
Getting an erection due to having to take a piss.
Similar to Morning Wood, except it happens while you're awake.
Ashley: Is that a gun in your pocket, or are you just happy to see me?
Cam: Neither; it's a piss stiffy.
Getting an erection due to having to take a piss.
Similar to Morning Wood, except it happens while you're awake.
Ashley: Is that a gun in your pocket, or are you just happy to see me?
Cam: Neither; it's a piss stiffy.