Joa means to be amazing, talented and or simply superior.
Used in the world of TNR for fierce and incredible.

when you're hungover as shit after a spending a night drunk as a skunk

micronesian BOSS.

One's "jerk off arm" or the arm predominantly used to masturbate with.

Abbreviation of the TV show "Joan of Arcadia" starring Amber Tamblyn.

jizz over album. Expressing how much you like a musically album. Showing that you would jizz over that album.
Usually used on the internet

Acronym for: Just an Opinion. Used while texting or in forums.