OMGIJF Share definition Flag Acronym for "oh my god, I just failed." Usually sent by text message between students, especially those studying at very difficult universities. Student 1: Hey man, how was the thermodynamics test? Student 2: OMGIJF OMGIJF by iceman718 February 6, 2010 0 0 Get merch Get the OMGIJF mug. Buy Now — $32.95 See more merch