One who brings a surfboard to the beach even though they don't surf. Bro Diegans are often observed traveling a high rates of speed down the 5 freeway in their used BMW's. They frequently reek of Axe and are generally considered douche bags. The most dense population of Bro Diegans can be found in the Gaslamp district getting hated on by a tall man named Matt.

The phenomenon of having to come out as bisexual to the same person/people repeatedly because they assumed or hoped that your sexuality was a "phase." Refers less to the holiday and more to the 1993 Bill Murray comedy film in which the main character experiences the same day over and over.