hard shell

If you have a high bone density, then you have a hard shell- meaning a skeleton that is tough to break or fracture.

Larry fell out of tree and broke no bones, he must have a hard shell!”

by Urbandefinitionsaremypassion December 11, 2017

Hardware Hard-on

Arousal as a result of placing your warm laptop on your lap.

"Tim, how did this happen? You're studying for your organic chemistry final. You shouldn't be aroused."
"I went to the couch to study. Now I have a hardware hard-on."

by kazbah May 8, 2013

Hard stroking

To stroke someone's throat hard and really good and kind of fast or to grind on your sex partner while your cock is in them

Damn my girl like it when I be hard stroking her

by Creamycameltoe69 September 8, 2018

hard off

noun

To experience something which turns one off or makes one lose sexual interest in the current situation.

antonyms:

hard on

Bro 1: Bro I was just watching these two chicks going at it but it was all downhill from there.

Bro2: Geez bro, that sounds great, what happened?

Bro1: One of them whipped out a dick, gave me a total hard off.

Bro2: Bonerkill and a half, man.

by cahill4554 March 17, 2011

hard reboot

When your significant other sticks their thumb in your butt and pinches your taint

I was whiskey drunk, couldn't get it up and needed a hard reboot

by Payn March 1, 2014

off the hard

anything that you find good

Oh shit, that new lexus is off the hard!

by chillagen June 10, 2005

hard knight

A very extreem person who is just too cool for words most often he rides a Motorcycle.

"Damn, Hans is a HARD KNIGHT"

by Jake Gibson June 3, 2003