brother-in-sin

Term for live-in lover's male sibling.

My brother-in-sin doesn't like tomatoes.

by Johnny J. Rockability January 4, 2011

Brother Fucker

a friend who hooks up with your brother

my bestie Bailey is a brother fucker and I actually don't mind it!

by Mad Dog Unleashed March 16, 2023

Virg Brother

A person who has many other priorities before sexual interaction. Not necessarily a virgin, but someone who has a minimal sex drive, much like a scared virgin.

I wonder if Lucas spoke to a girl last night. Are you kidding me? Hes a Virg Brother!

by jfc12345 May 11, 2020

taco brother

When two guys date the same girl

"Hey taco brother"

by 5555two April 14, 2017

Bowel Brother

A friend who you just happen to call, or get a call from, while you are on the toilet having a bowel movement. The relationship deepens depending on how many times this happens.

Daniel: "Hey Man, what's up?"
Sean: "Oh nothing, just dropping a deuce."
Daniel: "Are you serious? I'm also dropping a loud mound of brown as we speak!"
Sean: "Jeez, dude. That is the second time that this has happened in a week!"
Daniel: "Yeah, buddy. We're Bowel Brothers!"

by SotoMojo March 2, 2011

icicle brothers

When two men have received fellatio from the same dame. A step above Eskimo brothers

Alex and I will be icicle brothers after kate blows me.

by Leftyandava December 20, 2017

Rubber Brother

When a man cums into a condom and then takes its off for another man to put it on and enjoy.

Arturo and Carlitos are rubber brothers on the daily

by inventionzwey December 15, 2018