Is a greek exclamation for juvilant emotion and the translation in English is: Harmony, Faith and Love. Original greek is Ορμονια, πιστεως και αγαπη.
Opa has different meanings according to the situation, most popular is when somebody exclaim opa during a greek dance or suddenly something happens.
by Aris July 20, 2012
Get the opamug. by you care July 1, 2004
Get the opamug. by 20birds May 9, 2006
Get the opamug. 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 September 11, 2011
Get the opamug. by spidermannnnnnn November 22, 2010
Get the opamug. 
