When one is at a bar drinking pints and pints of heavenly beer and goes to the toilet to empty his bladder each time before the next pint.
The acronym FIFO is corporate jargon which stands for "First In First Out".
Drew: Hey, Were's Mike? Second half's about to start!
Paul: He's off for a beer FIFO.
*2 minutes later*
Mike: Whose round is it?
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it is a term associated with the word fifo.. it means a rug muncher, or a cunt sucker
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I. A Ford Raptor.
2. A luxury twin-turbo ute, driven by cashed up FIFO workers & project managers that will likely never see any off road use.
"Justin was able to put a cash deposit down on a new FIFO Lambo after signing up with BHP"