Top definition
what the f*** right now, say something happens in the spur of the moment that pisses u off the you say wtfrn.
you; oh i just got a text from my girl.
friend;oh whats it say
you; shes pregnant!
friend; wow wtfrn thats great
you; the baby's not mine tho
friend; oh, wtfrn
by FaZeAdapt December 23, 2016
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Jul 29 Word of the Day
Someone who used to be a potential girlfriend/boyfriend, but no longer is.
Tim: Zack, is that your exgirlfriend?
Zack: No, she's an expotential. We never actually dated...
by brownsuite September 24, 2011
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