Top Definition
MOA
An acronym for Minuet of Angle. It is a angular measurement of exactly 1/60th of 1 degree, commonly used in astronomy and ballistics, and any other field that requires such minute measurements.
M4's are guaranteed to have a sub-MOA grouping when properly shot and zeroed.
viết bởi lurch/brittney/creepyguy 18 Tháng tám, 2011
13 more definitions
Mother Of All Secrets, the biggest/serious/interesting secret a person can have without exploding.
"Tell me your biggest secret..."
"No way man, I'm not telling you my MOAS!"
viết bởi Lola1985 16 Tháng chín, 2008
MOA
Acronym meaning: Move On Already
Her - OMG! I just saw on facebook he's dumped the bitch he cheated on me with and is now going out with a duck-faced oompa-loompa. I can't stand seeing him with all these girls when he could have been happy with me!!!

Me - FFS MOA!!! He's a douche-bag. Rise above it coz ur not gonna find anyone else by sitting at home stalking the prick!
viết bởi International Gypsy 03 Tháng mười một, 2012
MOA
Michelle Obama Arms.
I heading to the gym to get some MOA!

Or

Dang girl! Have you been working out? You have some fine MOAs.
viết bởi meanderer 22 Tháng tư, 2009
"Made of Awesome" — abbreviated
These people are M.O.A.
viết bởi NM. 27 Tháng chín, 2010
MOA
Military Operations Area

Areas on aeronautical sectional charts designated to be known areas of military aircraft operation. Pilots are encouraged to use extreme caution when passing through a MOA
MOAs are most usually found in and around military air bases
viết bởi Av8tion 09 Tháng ba, 2006
MOA
Acronym for Missed Opportunity Abortion.
Douche-bag, putz, a waste of the genetic process.
"What do you call a Douche-bag passed out on the grass?"
"A lawn-MOA"
viết bởi JozoFine 30 Tháng mười hai, 2011

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