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1.
A guy that watches other men change in the changing room or other area that he can catch a peek. He then compares and announces to others in a manner such as " look at the size of Chevys Cock!!!!'
Guy in hockey dressing room.
by Mike Stout August 24, 2005
 
2.
I gentleman who, despite being homosexually inclined, dare not act on such emotions and feelings, preferring simply "to watch"
Sebastian felt drawn to the businessman across the hallway but couldn't bring himself to ask for his number - what a cockwatcher
by BenLofM July 17, 2008
 
3.
Someone, usually a non-homosexual teenage male, interested in comparing the size of his penis with anothers, who keeps looking at superior specimens.
That guy was staring at my one-eyed-monster for twenty seconds in the showers. He's a cock-watcher!
by Gumba Gumba February 27, 2004
 
4.
A guy who always stares at other people at the gym like he wants to fight them and/or molest them.
Dude, I can't even work out right now because I have about 6 cock watchers staring me down.
by Alfanooooooo June 08, 2010
 
5.
someone who spies others members in the showers in public places... swimming baths, schools etc. Not neccessarily a scotcher but certainly someone with the idea of a job in a fudge factory.
that Elliots a proper cock watcher, he burnt a hole in my bell with his leering.
by gg1 September 23, 2010