Friendly gesture between one brony and another in the form of connecting knuckles together (or hoofs).
Originating from My Little Pony, cult childrens TV cartoon.
Manly Man 1 - "I totally love MLP"
Manly Man 2 - "Yeah me too!! Brohoof!!!"
n.) A high-five between two males who watch the show, My Little Pony: Friendship is Magic, due to any aspect, win, meme, etc. regarding said television show.
n.) A high-five between two ponies from the show, My Little Pony: Friendship is Magic, with their hooves, respectively.
v.) To exchange a celebratory high-five either as a pony or because of ponies.
Will: Hey, guess what.
Will: The new sode of MLP: FiM is good.
The brony equivalent to a brofist. Commonly used by bronies in real life, but is sometimes used on the internet with the emoticon of "/) * (\"
Brony 1: Hey man, did you see that new MLP episode? It was focused on Fluttershy.
Brony 2: Yeah man! Fluttershy's my favorite pony!
*The two bronies then do a brohoof"
Brony 1: Yo man, you see the new episode of MLP?
Brony 2: No, gimme a link.
Brony 1: <youtube link>
Brony 2: Thanks man, /)
Brony 1: /) * (\