Top definition
OMGTIFA is an anagram similar to OMG or LOL.

What it means is
Oh My God This Is Fucking Amazing.

Either that or,

Oh My God That Is Fucking Amazing.

Oh and if you dont like cursing then,

Oh My God That Is Freaking Amazing.
Guy1: Hey man try this sandwich and tell me what you think.

Guy2: OMGTIFA!!!!!!!!
by Turdfergison23 July 03, 2009
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