Definitions by RedTophatOSC

OMGA

Basically an acronym for "Oh my Giddy Aunt," being used as an alternative for OMG, which is an acronym for "Oh my God." Also mostly known in the OSC (or Object Show Community for short) for being used by Lightbulb from the hit web series, Inanimate Insanity.

Person #1: "OMGA, this prank is gonna be sooooooo funny!"
Person #2: "I know, right?"

OMGA by RedTophatOSC November 22, 2025