is shorthand for the now commonly used phrase, "Oh My God, Lady Gaga!," which is used when referring to the pop sensation herself, her songs, or anything that pertains to Lady Gaga.
You and your friends are partying at a nightclub. All of a sudden, the DJ starts playing the Chu Fu Remix of Bad Romance (or any other song by Lady Gaga). You and all of your friends start screaming "OMGaga! OMGaga!" to show your love and support for Lady Gaga.
A one of a kind man;passionate,usually tall,attracts attention towards himself,lovable,nice,handsome,intelligent ,a world changer the best kind of guy to be in a relationship with;you will never find another like him.multi talented and never gives up.
I wish I could find an ogaga they are the best.
I want to be an ogaga
I’m so jealous of her that she got married to ogaga