by 20birds April 28, 2006
by bunnygoesboom June 22, 2005
by Mat H. February 28, 2006
Outer Planets Alliance. Loose coalition of citizens of the asteroid belt, and outer planetary moons ("belters") from the books and TV series of The Expanse. They tow the line between fledgling government and terrorist organization.
There's OPA and then there's OPA.
by Shaytan January 01, 2017
Opa is a word used by people from the Balkan countries (Greece, Bosnia-Herzegovina, Serbia, Crotia etc.) to express great joy over something.
by Jugoslav May 23, 2011
Greek for, "Oh my God! Your cheese is on fire!"
Cried out in Greek restaurants every time the saganaki (flaming cheese appetizer) is ignited at someone's table.
Cried out in Greek restaurants every time the saganaki (flaming cheese appetizer) is ignited at someone's table.
by TinLizzy March 30, 2009