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30.
a man who likes to dress up in women's clothing and make-up. He even thinks he's a woman at times, also acts like one and has an odd phobia of showing his naked body. Out of shame? We can only guess, but he definetely has something 'extra' to hide you know where.
Sal, the pre-op tranny decided he would start taking hormones to become a woman. Sadly it didn't work as well as he planned so he just decided to act like one.
by Mike Ps. August 25, 2007
 
1.
1. transvestite
2. transsexual
3. transparency (photog.)
4. transit van (veh.)
"Fuck. I have left the trannies of the trannies in the back of the tranny."

- A fetish photographer.
by Viz March 16, 2003
 
2.
In mechanics, a vehicle's transmission.
Pull that tranny so we can overhaul it.
by Downstrike June 04, 2004
 
3.
Automobile Transmission (automotive)
"I was on the freeway when my tranny blew up"
by anon-e-mouse April 11, 2005
 
4.
An extremely offensive term for a transsexual man or woman, or any of the transgendered community.

On the same level as "nigger", and "cunt" for most people, though, like "dyke", some of the transgendered community are trying to reclaim the word, without much success.
"So your girlfriend's a tranny?" "... Please don't say that... She's a woman, just like you are."
by Ishy March 23, 2006
 
5.
1. Transexual
2. Transvestite
3. Automobile transmission
Ann Coulter has major Tranny issues.
by Molitor September 17, 2003
 
6.
Abbreviation for transmission that is used in NY Metro on a regular basis, but is not understood elsewhere.
I was on my way home when the tranny blew out.
by Mark Kessel January 13, 2008
 
7.
Skate slang for a transition. A tight tranny is a sharp transition into vert
Barry and Mark should be in the Guiness Book for trikking double on the tightest tranny in MTL.
by Urby Ambcock January 19, 2007