look up any word, like thot:
 
1.
(n)
1 an erection of the penis, Syn. boner, hard-on.
2 A strong drink, a double, esp. a double-bourbon-and-coke.
3 (South Africa) A plastic-cased 3.5-inch floppy disk, as opposed to the more flexable 5.25-inch floppy disk.
1 Oh man, I got a stiffy.
2 Gimme a stiffy and two pints.
3 Have you got a stiffy? I need one to save this file.
by Spootonium October 10, 2004
 
2.
A slang term for boner or erection
While I was slow-dancing with Tom, he got a bulging stiffy. It was nasty.
by xxdecayingashes December 26, 2004
 
3.
An erection.
I plugged her crotch-wound with my stiffy.
by urban pervert April 25, 2003
 
4.
An erect penis,usally gotten through sexual arousal.
We all know Paris Hilton sucked her boyfriend Rick Solomon's stiffy,weird lighting there too.
by Dude_75 March 14, 2006
 
5.
A slang word for erection or hard-on. As an erection is the 'stiffing' of the penis, a 'stiffy' is an understandable slang word. Normally used by children first discovering sexual things.
Ethan and I were discussing sex and he got a stiffy from thinking about it.
by Athena12 March 26, 2009
 
6.
When you get a sudden rush of blood to your old man when you see a picture of a woman ass, tits, and fanny
by Jeffery Sylivester January 31, 2003
 
7.
The most awesome nickname ever. This person is probably the coolest person walking on earth.
And most most certain; drop dead gorgeous, since he/she is compared with a boner.
-Oh, have you met stiffy?
-Yes she gave me a stiffy
by My nickname is Stiffy September 03, 2012