scared stiff 

1. When you get so scared that you can't move at all.
2. When you get so scared that you pop a boner. This usually only happens when you are scared by an attractive member of the opposite sex.

A man jumped out from behind the brick wall and pointed a gun at my head. I couldn't run. I was scared stiff!

A hot woman in black leather boots, and with a whip in hand jumped out from behind a brick wall. I was scared stiff!!!

scared stiff by The Masked and Caped Moncato July 15, 2008

A Stiff Right 

A Stiff Arm Jab To Someone Else's Face. Usually Given Out By The Slack Man

U Want A Stiff Right, Cos Il Send You On.

A Stiff Right by Daniel Johnson64 December 14, 2008

liam’s arms stiff 

When Liam has an orgasm and this results in his arms being stiff as fuck, like when he fucks The Galaxy Note 7 and his ass explodes

Tim: Fuck Liam! Why you fuck a Samsung. Now you’re Liam’s arms stiff

liam’s arms stiff by AsianFuckingMrChang June 11, 2018

a good stiff 

a stand up, like a boner, guy who holds true to values. A solid person who doesn't waiver.

a man whose opinion holds true from experience

a hard penis that a girl can ride multiple times or multiple girls can ride

You can always count on that guy...he is a good stiff.

a good stiff by goodstiff November 19, 2011

STD (Stiff Thumb Disorder)

This a serious condition that is a direct result from texting to much. Working your thumbs till they become stiff.

This disorder may also effect hardcore gamers who play video games for long extended periods of time.

Mike: Hey Billy..you wanna play some Wii?

Billy: Not tonight man, I think I may have a STD (Stiff Thumb Disorder).

Mike: What!@#$ Is it burning?

Billy: No, I got stiff thumbs from texting to much last night. I can't use a controller till my thumbs work again.

STD (Stiff Thumb Disorder) by Jamie AKA The Hussy Housewife January 4, 2010

Bored stiff 

Where you are so incredibly bored your mind wonders and your trousers become a tent

He stood up in geography and his shlort made an apperance through his broken zip, he must have been bored stiff!

Bored stiff by PFD August 29, 2008

wiener stiff 

An alternate term used when negotiating a price on an item for sale. Used in place of “firm”

Are you wiener stiff on that price?

wiener stiff by A Goat among Sheep February 28, 2022