When someone gets shook so bad that they just stiff up and can't make any moves. Someone who's just there and not doing shit. Ain't really about that life.
You keep talking all that loud shit and you'll get stuck on stiff. End up with a can of starch.
Right after ejaculating inside a woman's vagina, fisting them and keeping the fist inside until the cum hardens, creating a Stiff Punch.
I gave julie a Stiff Punch the other day, it got so stiff couldn't open my fist for hours.
the act of playing twister while you and your male friend are completely rock hard and making sure you donjt enter eachothers ass
person 1: yo me and my boy played stiff twister last night
person 2: how did it go?
person 1: it was a pain in the ass
person 2: i bet how many times di you enter each other
person 1: to many to count
Following the urban legend that lifting weights while maintaining a full erection leads to an increase in penis length and faster muscle growth elsewhere, 'stiff lifts' describes the activity of lifting free weights while deliberately maintaining an erection, often through use of pornography.
Jeff: "mate my muscles just aren't growing"
Chris: "Have you tried stiff lifts? I know one muscle I'm improving..."
When you get aroused by farts of smelly buttholes
I have such a boom stiff right now.