RIF - as in "can you read, moron?"; or "why don't you try reading the entire message instructions", etc.
by CherryFire03 October 04, 2013
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Rabid Inuyasha Fan. A crazy fan of Inuyasha who is obsessed to the point of commiting suicide if it was to hypothetically be cancelled.

Tell - tale signs of a RIF include:

Badd speelink and gramer

Inability to comprehend simple terms like STFU noob.

Making you want to bash your skull in.

Also see flamebait.
RIFs give all the mature fans of the show a bad reputation.
by Bob882 September 21, 2004
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A Radical Islamic Fundamentalist. An extremist Islamicist normally of some kind of terrorist bent who may hold fringe beliefs like the return of the 12th imam.
Another RIF suicide bomb went off in Mosul today, wonder if it was Al Qaeda in Iraq or maybe the Al Aqsa Martyrs brigade.
by Sunburn April 23, 2008
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RIF dude, I have a paper due in an hour and I'm not halfway done dude.
by [ISBANGKOK19321] May 27, 2018
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1. talking via stream-of-consciousness thinking
2. freeform talk
3. first-derivative talking
I sat down to write you a letter and then picked up the tape recorder and just "riffed" 'til the batteries deflated.
by William Dean A. Garner September 11, 2003
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Musical term describing the rhythmic substance of a song or musical piece. To be of loud, catchy and energetic nature. Normally achieved through heavy and dominating guitar work.
How good's the guitar work in that song?! It is deadset riffin'!
by Dennis Scott September 15, 2003
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