2
a shortening of definitely for use when responding in agreement enthusiastically and for sake of not using the enitire word. Works wonderfully avec FAB.
Scoop: LOOP day 2moro??
Lou: o DEFO that will be FAB!
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4
1. Without any doubt, to be totally sure about something, or completely confident about it.

2. Complete clarity, with no mistake.
Court: Defo
Alex: Eh?
Court: My version of definitely

Alex: So did you wanna go and watch the show court?
Court: DEFO!
by Alex Pipe & Courtney July 08, 2004
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6
defo = deformed
'Defo' can be used in a variety of ways. It can be used jokingly, in moments of indignation, and even in a casual setting.
1. Ew did you see that deer? It's so defo...
2. Come on Jill, let's hang out! Don't be defo
3. I throw my hands up in the air sometimes saying A-Yo I'm a defo!
by WhatYou'veEarnedHereTonight March 06, 2011
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7
1."defo" is a slang term used for Deforest which is a small village just north of Madison,Wisconsin. Mainly used by people from Deforest or someone else in the area in reference to Deforest.
2.an area where alcoholics and drug addicts are from
Ah, no shit man, you're from defo? What year did you graduate?

That guy is super faded, he must be from defo!

Damn Bryan you're fucked up like defo stats son!
by stuba587 April 14, 2010
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