Ermahgerd

[Becky]

used for internet memes. An obnoxious way to say Oh, My God with strong emphasis on the R sounds. Typically followed by other words with emphasis on the R sounds.

[Jessica]

Pronounced ER-MAH-GERD

Basically Oh My God pronouced with a lisp or as if you are wearing a retainer

[Donald Trump]

The way assholes, assholes trying to be funny, and people with lisp say oh my god. Usually used with a girl wearing a retainer in various memes.

[Justin Bieber]

used in memes. a parody of oh my god. also an example of rhotic harmony (linguistics--also seen in the language Yurok, a Native American Language from coastal California)

[Rihanna]

Something only cool people say
That is with the exception of anyone who hates werter