A misspelling of "omg" that was backronymed to mean "Oh, hi God", as if a child discovered stealing a cookie. Usually said when one is in the process of doing something the lord would look down upon, such as watching certain late night films.
Person 1: Hey, Hot Tub Fun Times is on. I know its your favorite.
Person 2: OHG
The Urban Dictionary Mug
One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.
Buy the mug