When two completely straight friends haven't had sex or anything with a girl in a long time, so they relieve each others tension by giving each other a blow job, but it is only considered gay if you don't say no homo.
JW: Hey man it has been a while since I have been with a girl, so do you think you can give me a bro blow? No homo.

GC: Ya man of course I got you I mean you are my best friend and all plus you did say no homo so it's not gay.
by He_Man October 20, 2015
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two bro's talking about life and petty, thinking of all the pussy they can get, but at the end, let the bro give the blow
me: how was your day?
diggla: i heard about dolphins blowing them self off, did you see the video?
me: no, but its a bro blow and should be respected
by immellocker January 19, 2014
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Completely normal action between two straight guy friends. As mentioned, saying “no homo”’ explicitly makes it not gay. One of the best things to do to show true bro friendship showing each bro you really care about them.
Dave: hey man I’m feeling down and could use some bro time.
John: I gotchu. How about a bro blow?
Dave: perfect!
by ScottyyW February 3, 2020
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A metaphor used when someone else blatantly contradicts themselves with a commonly used phrase.

The metaphor is of a person giving a blowjob to a bro, but it isn't gay since he said 'no homo'
Jake: fuck you! but no offense, though
Tom: yeah, a no homo bro blow
by Urban Rural country boy September 15, 2017
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When two guys are always hanging out together and spend all of their time together in a non-homosexual way, yet their relationship is borderline homo. At parties they are always sitting on the couch together instead of beating up the beat.
Elizabeth: "Brian is really cute, would you mind getting his number for me?"

Todd: "Trust me he will never give you the light of day, he's blow bros with John. They can never be separated."
by C-dizzledazzle March 8, 2010
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The equivalent of Eskimo bros, but pertaining to oral sex. When two men receive oral sex from the same girl. But not simultaneously.
"Josh and Sam both got head from that Sadie girl." -Tanner
"So they're blow bros?" - Braeden
by B-lukky October 10, 2013
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A male friend will ask their closest male friend to become their blow bro, on 20th of October if accepted the offer they must give eachother blowjobs.
Hey! I know we're close and i really want you to be my Blow Bro for Blow Bro Day
by notmax69420 October 16, 2020
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