Similar to "no homo". If brohomo is called, the prior/proceeding action/statement cannot be looked down upon or called 'gay', because the two persons in question are bros.
Bro A: "Dude, I saw you fuck that chick last night."
Bro B: "...you watched me?"
Bro A: Brohomo man.
The act of, or a gay male who, pretends to be straight and a 'bro' around his straight male friends who don't know the 'brohomo' is gay so the 'brohomo' can do acts of gayness to them.
Adjective form is 'brohomosexual'
Luke: "Alex was so chill last night, he bought us bubble tea and paid for our movie tickets"
Brohemochip is when someone is the coolest bro you know. It is a bro that would do anything for you. It's is a combination of the two terms of brotato chip and brohemoth. It was a word created by God himself