Stiff Lifts

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..."

by GrumpyBint June 10, 2013

stiffy danger

in danger of getting a boner

i was sitting with a girl that i had no attraction to. but she took off her shirt, and bam. stiffy danger

by samiluna312 October 20, 2013

stiffsy

somebody who have a lack of proper attitude.

he is just a stiffsy man.

by indianaowns March 3, 2015

stiffing down

when you are sitting in your desk in class and you get a boner, or when you get a boner in class so you sit down at your desk to help hide it.

yo, I was stiffing down so hard in English today. Thank god Mrs. Gregory didn't ask me to stand up!

by sprainter October 9, 2015

stifford clays

Stafford Clays is the place you and the squad goes if your in the mood for a game of footie with the lads but you also want to go somewhere where being a roadman is excepted so you head down to blackshots park grab a cheesy chips and take a few pics with the lads

"Oi lads I fancy a quick cheasy chips down stifford clays"

by Baby girll_x October 13, 2015

Stiff

A dickish person that likes pissing people off

Shut up you lil Stiff

by Filaislife November 29, 2015

Stiff-hotdog

A boner

Yo, He has a stiff-hotdog we better warn him!

by ChloeRep December 27, 2015