The act of receiving an erection after witnessing another man (naked or otherwise). Used in relation with bromance.
Dude, I think I got a broner from BrΓΌno.
by rkomonk July 18, 2009
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Broner -noun. When a bro is excited for a reunion with fellow bro(s)
Dude, catching up next July in NZ is giving me a total Broner!
by Fogsworth March 11, 2017
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When a bro gets a boner from another bro
Your bro does something sexy. Then all the sudden boyyoyoing. broner!
by masterbro969 March 30, 2012
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An erection caused by an extreme moment of bro activity, including the noticing of a sick new lax pinny, fresh flow, an ice cold case of natty, etc.
Chad: Dude, did you see Brantford's new spoon? It's fucking sick!

Mike: Totes dude, completey popped a broner after seeing it.
by Bob Donatucci January 29, 2011
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When a bunch of guys just hang out and everything is good. You become relaxed and all of a sudden feel a slight girth growth from below. It soon swells in accordance to the amount of broness in the surrounding area. No girls allowed. Discussion topics to insight a broner can include, but not limited to:

Anime (esp. tentacles)
winking assholes
skull fucking
Goose proudly displayed his raging broner to the class after a night long tandem session of goodness. Unbeknown to Goose, both Dave and Mike also had broners.

Broner Tandem Diagram:

Mike 8==>, Goose 8==>, Dave 8==>
by dfarbe1 November 22, 2009
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Occurs when your bro does something that is so brotastic that it gives you a boner.
When Stano hooked up with Emily it gave me a broner.
by Hot Boy Carl August 31, 2010
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Erection that is the result of close contact with a male friend
If my girlfriend figures out that I have a Broner, I am fucked.
by Beelzebubba June 10, 2016
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