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is a persone who is always calm, sociable, has great sense in music, doesnt have any problems whatsoever and is a persone to talk to when you a problem or (almost every time he has the solution)this guy is so confedent that he really doesnt mind being bothered.
matt: that alan is really a cool dude he told me what to do to get that hot chick
sean: dude no way, your f***ing headius
matt: i know, what can i tell youm
matt: only that he is a cool dude!
by none85 April 25, 2005
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3
'Cool dude' is a term used to define someone (in other words, a 'dude'), who possesses 'cool' personal qualities.
The term 'cool dude' can be used in the 1st person, about oneself, or used to describe another 'cool dude'.
'Yo I'm a cool dude'
'That guy's called Chris, no way is he a cool dude!'
by Charlotteyaaaaa January 10, 2009
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5
Something you say to your someone when they tell you something that could be interesting but you feel like being a sarcastic dick. Make sure you let that cool really ring out like this: cooooooooool. ussually followed up by a quick comment about something better you have done.
James: Matt i got my license!!

Matt: Cool dude i got mine three fucking years ago.

James: You're a dick

Matt: Atleast i've had my license for three years
by James Meyerhoff January 22, 2009
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6
An expression used to show a lack of interest in someone's comment or opinion. Used in a sarcastic sense to emphasize that you don't care.
Dave:
"I lost my virginity today!"

Steve:
"Cool dude"

Dave:
...
by cooldude111 January 22, 2011
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