broboat

A sea vessel that a bro invites his bros on.
Often used for fishing or broing out, it can also be the location of a bro-ha-ha.

Bro: Hey brah, want to come on my broboat tonight?
Brah: Chyeah bro, I'll get the Natural Ice!
Brody: How bromantic.

broboat

a boat, usually a large speedboat with multiple engines, filled with beer and bros cruising for hot babes.

Jeny: There's so many fucking broboats out today.
Dayna: ... What.
Jeny: Boats. Filled with bros. Looking to score hot chicks.
Dayna: LOLOLOL

broboating

A brother who ingages in the act of silly, over the top, showboating

If he hasn't spiked the ball at the five yard line, it would have been a great run in for the td, but that's what you get for broboating.