1.The art of changing someone's facebook or myspace status to an out of date song lyric to make them look foolish and out of touch socially.
2. Being utterly creepy and getting domed up by heavy set women while trying to maintain the image of liking more attractive girls.
1. Dude, i left my face book open and totally got neefed. He changed my status to some lyrics from forgot about dre.

2. He took home a girl that's a thrower on the track team. She had to weigh at least 225 pounds. He totally neefed out last night.
by bigpuke/london October 20, 2009
Get the Neefed mug.
a gay panda that likes to fuck a gay bear
yo see george a neef is a gay panda that likes to fuck gay bears not a faggot that likes to lick armpits that is fucken stupid and gay
by blah December 5, 2004
Get the neef mug.
Guy 1: Dude I was vaping yesterday and I got Neefed to a new level...
Guy 2: You're a fag...
by jonnyboi206 December 24, 2016
Get the Neefed mug.
1 Another way to say 'fucking'. Usually used to refer to doing a devious act.

2 the act of spamming the L trigger in Rainbow six Vegas 2, also known as taking cover. This tactic is used by faggots.
1"Hey, i'm going to go neefing around some fuck 'tards, wanna join?"

2"Haha! You'll never win now, i'm neefing it!"
by BlackwellFoxx October 8, 2010
Get the neefing mug.
To mess up or cause a failure, this term was popularised by the YouTube Channel Oliver Aged 24 (HowToDrawReallyGood ) where Neef (a previous student of his) would show some of his pieces of work that he created using the tutorial, they are always terrible and referred to as being 'Neefed up'.
"You have Neefed it up"
"You've really Neefed this up!"
by JoeAged13 June 1, 2013
Get the Neefed It Up mug.
Neefing is something you do to water if you need more water but you dont have any water.
I am going to neef me some more water.
That guy has been neefing all day.
by Scrazr July 16, 2020
Get the Neefing mug.
A purposeful mispronunciation of the word "knife."
Yo dude, did you just touch my Ka-neef?
by Corn Pound December 11, 2018
Get the Ka-neef mug.