Possibly originated from something aweful or starcraft. OMG-WTF-BBQ Is 3 acronyms together Oh my god - What the fuck - Barbeque. It is used mainly in sheer stupidy and spamming situations.

this actually means: oh my god what the fuck barbeque
the OMGWTF actually have some relevance to the phrase however the word BBQ doesn't. But BBQ does have a purpose because by adding BBQ on to any phrase it helps to better express the shock, anger or any other emotion.

This entire acronym came from warcraft/starcraft players who came across the korean word, BBa Q (which koreans use to pronounce F**k You).

variation of OMG, which means "oh my god", and WTF, meaning "what the f*ck". literally translated means "oh my god what the f*ck barbeque". used to relay extreme excitement and confusion. can also be used to describe an awesome barbeque party.

A steam acheivement for team fortress 2.

where you throw a fireball as a pyro at an enemy

Mistakingly refered to as originating from somethingawfule when in fact it started on Gamefaqs msg boards... used to be random and creat confusion meaning "Oh My God What the Fuck Barbeque?"

An over-the-top exclamaition used in texting, iming, or by gamers.