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1.
JOA
One's "jerk off arm" or the arm predominantly used to masturbate with.
That car accident really fucked up my JOA.
by kareokie May 05, 2011
 
2.
micronesian BOSS.
im a 92y doing an 11b's job, what up, im joas
by mollywhoping April 28, 2011
 
3.
Joa
Joa means to be amazing, talented and or simply superior.
Used in the world of TNR for fierce and incredible.
Dude, that's so Joa.
by AimeeDear February 17, 2011
 
4.
JOA
Abbreviation of the TV show "Joan of Arcadia" starring Amber Tamblyn.
"Did you watch JOA last night? It had some serious good ripples going on!"
by Dani October 23, 2005
 
5.
JOA
jizz over album. Expressing how much you like a musically album. Showing that you would jizz over that album.
Usually used on the internet
Onanie Bomb meets The Sex Pistols? JOA!
by drk229 July 10, 2008