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1.
another name for an erection.
sean: today in math i looked over and saw brittany's thong and i totally got a tuffy.
by castleberry loves kalishka March 24, 2009
 
2.
The best bar at the University of Northern Iowa. A bar home to many exotic events.
Dude 1: "You going to The Stoop tonight?"
Dude 2: "No, I'm going to Tuffies!"
by Smanger September 13, 2011
 
3.
a caucasian male with a completely shaved head, to the point of flesh baldness. usually considers himself an important force who should not be reckoned with. quick to pick unnecessary qualms, music of choice tends to be sports metal. the rugged appearance and attitude towards life is a shield for major insecurity issues.
age range 19 - 45
Jason : "Hey Kyle, look at that fuckin tuffy."
Kyle: "yeah man, he just got off work at his construction site..would you ever fuck with him?"
Jason: (sarcastically) "not in a million years...I've got a family to think about!"
by the_advanced_bullfrog May 12, 2006
 
4.
A very large shit that takes a lot of work and concentration to get out; a constipated poop; a dump so huge it usually clogs the toilet and needs to be chopped up before flushing
Person exclaims: Whoa, where the hell have you been?
Answer: Oh I was just in the bathroom having a tuffy. It was BAD! (and the toilet might be clogged too... oops)
by bumputer February 11, 2010
 
5.
a scruffy street dog
eh...look at that tuffy...chi
by tuffypuffy June 04, 2010
 
6.
a big log of shit; a feline of epic proportions.
wow, that one was a tuffy, i barely squeezed it out!; tuffy, your useless
by the ultimate secret 3 April 16, 2008
 
7.
Supposedly masculine male who exhibits closet transexuality (feminised Toughy). See also beer queer
Nah sharon, you wanna stay away from him darlin'... He looks pretty buff, but he's more of a tuffy.
by Captain cheesyballs February 18, 2004