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1.
usually said right after an offensive term or just a naughty work

Originated from primary school when the hard kids say a bad word and another kid replies "ooooooooooooommm, i'm telling on you".
oh and a burger/hamburger
kid: hey! give me back my marble
hard kid: fuck you!
Kid: ooooomburgers, i'm telling on you
by Mike18590(L)C April 21, 2008