1. Short for wother fucker.
2. Upside down Mofo.
Look at that Mofo over there hanging upside down like a Wofo!
by Mofowofo August 4, 2010
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When, instead of sleeping with the air conditioning on, one decides to keep the Windows Open, Fan On on a night with weather conducive to sleeping with the aid of a fan.
I know it's July but it is 70 degrees. I'm totally sleeping WOFO up in this bitch tonight.
by arctic fever July 9, 2015
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/ˈwəʊfəʊ/
noun (pl) wofos :

(short for) Waste of Functioning Organs

An individual who's existence sees no future. One who does not contribute to the advanced of human knowledge, or is simply useless. Someone who is truly useless.
Ex 1 : Rick: "My son is a wofo. I'm so ashamed. He sits around at home all day; he's a dropout, a druggie, a convict, and worst of all he smells!"

Ex 2 : Group of kids: "He look over there! Those other kids are torturing a cat! What wofos! Lets get 'em!"
by ArnoldHelfter October 27, 2014
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Waste Of Functioning Organs. An arrogant prick who thinks he is clever but is in actuality a real jerk, not very bright and takes things for granted
My lodger is pathetic and a WOFO he is too stupid to even be an organ donor
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WoFo is WiFi spelt wrong
My WoFo is being gay
by WoFo November 14, 2020
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