Top definition
Someone who is in a sexual activity with another person without being in a full relationship. It isn't romantic and can be both straight and gay. During the intercourse the word "BONE" is commonly used to show excitement.
"Hey do you know Sam?" "Yeah he's my bone bro". "Woah nice" "BONE"
"Matthew, will you be my bone bro?" "*baby gurgles and laughs*" "HEHEHEHEHE BONE BONE BONE"
by Kobajai June 11, 2020
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Sep 11 Word of the Day
when you're hungover as shit after a spending a night drunk as a skunk
I'm hungover as a duck let's go get some grub
by pokeythepony June 25, 2021
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2
A person of any gender with whom you have casual sexual intercourse
I’m getting back on Tinder to find some prime bonebros.

My bonebros span all nationalities and ages, but I ensure that they all appreciate boning to the Lion King soundtrack.

My favorite bonebro of Fuckuary was the one who wanted to be pegged then cradled like a baby.
by fuckster_treaster March 03, 2019
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