cool man 

a sarcastic and dismissive phrase used when indicated that you've spotted someone is trying to brag and you couldn't give a shit

Person 1: Yeah mate, just been at this messy party

Person 2: Cool man.

Person 1: No seriously I got so drunk I had to be taken away in ambulance

Person 2: Cool man!

cool man by Ellsclark4ubaby August 24, 2009

Cool Man 

A man which is totally cool.
He is also the manliest of all men.
Also a chick magnet

Joseph Leung is the total definition of a cool man

Cool Man by Josephs No. 1 Fan December 28, 2008

Cool man 

Cool man and not a woman.

Damn he's a cool man.

Cool man by Vucadu June 20, 2022

cool man syndrome

when you have the cool man sydrome you become cool

your skin around your face form around your eyes to create sunglasses and you are forced to always have a straight face
you also always have to wear cool man clothes, like a t shirt and jeans or pants
anything that is not those will make your skin make it's own clothing out of the same material

"hey joe, you look like you got cool man syndrome."

"it's because i do, george, we talked about this."

"so how's the family?"

cool man syndrome by Gynuq December 15, 2019

Cool man shades

the act of wearing dark tinted sunglasses inside of a building or at night.

hey, look at that guy, he is definitely cool man shades.

Cool man shades by flankplank December 1, 2011

cool-man-cool

an elderly man who wanders around parking lots yelling at teenagers. usually has a story to tell

look at cool-man-cool over there giving us the finger and grabbing his nuts! hes crazy as shit.

cool-man-cool by cheeko February 10, 2005

not cool man 

when someone does something that is not acceptable, "Not cool man!" is usually an appropriate phrase to inform them that what they did was not nice, cool, funny, or tolerated by society, or just you.

Uncool guy: My butt is so awesome....
Cool guy: Not cool man!

not cool man by Shiraz rocks mannnn February 3, 2018