1. Being that guy (breen) who moans all the time like a girl having an orgasm.

2. Saying random shit without thinking that nobody wants to hear.

3. Being a complete douche bag.

4. Making goofy hand and face motions.
1. Joe: *While making goofy hand and face motions* If I was my dad, I'd fuck the shit out of my mom!

2. Bob: uuuhhhhhooohhhhh yeyeeeaaaaa
Anthony: Bob shut the fuck up your so annoying stop breening
by saywhatbayer February 19, 2010
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Suggesting terrible ideas that nobody wants to do after there are several better ideas proposed.
Mike: Yo connor, instead of going to that party that everyone's at, why don't we go sit at Mcdonalds?

Connor: Mike, stop breening.
by saywhatferarra February 18, 2010
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Inviting yourself places when you over hear plans being talked about that have nothing to do with you.
Group: Yea, yea tonight's gunna be sick.
I can't wait for that crazy party

Breen: Oh whats going on tonight, I'm not doing anything I'll be there.

Group: Fuck man stop breening no one wants you to come.
by saywhatbrady February 24, 2010
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A noun describing the act of chanting Neil Breen's name in celebration whilst watching a Neil Breen film.
Dude, my friends and I were breening all night while we watched Fateful Findings.
by SimplyScrapp August 26, 2018
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A bro, brah, brotha, brother, or any sort of good male friend
Stop by later, we'll hang with my breens and shit, brah.
by stash briggins March 22, 2009
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A color (invented by Heffer from Rocko's modern life) that is a mixture of brown and green that dries into a sort of purple.
1."my house is Breen."
2."Harry potter sucks."
by annoymoose December 10, 2003
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