Yiff 

(in the furry fandon)
to fornicate. (from the sound a fox in heat makes)
interjection (a greeting such as hello)
see also yiffy

verb "I yiffed her."
interjection "Yiff, Dark Fox."

Yiff by Colin Ritter August 6, 2003

yiff 

verb: to have netsex while pretending to be animals or furries (anthropomorphic animals), frequently practised in the furry fandom

noun: 1. a session of said netsex, 2. pornography featuring furries

adjective (yiffy): sexy or horny, in a furry context

"Hi, I'm an anthro white-tailed deer with a 12 inch cock, wanna yiff?"

"Doug Winger? He's that guy who draws nothing but yiff, isn't he?"

"U look yiffy, I want U be naughty on me"

yiff by El Gatito Demoniaco December 21, 2002

Yiff 

A word used by furries to describe sexual acts

Hey man want to yiff?

I yiffed her so hard last night!

Lets yiff!

Yiff by ThiccDaddykins March 13, 2019

Yiff 

To yell and sniff. Made by MatPat on the GTlive Chanel during a Dayshift at FNAF stream to censor the actual meaning of Yiff.

Phone guy: "DO NOT YIFF THE FOX."
MatPat: "Okay guys, no yelling and sniffing."

Yiff by ?,?,?,_ July 17, 2017

yiff 

Term used by furfaggots to denote any form of sex, sexuality or anything of that sort. It usually involves an animal and is about the most fucked up thing on the planet.

Yiff in Hell furfags!

yiff by CheeseAnonymous February 29, 2008

Yiff 

What male virgins define as the orgasm they achieve after masturbating to pictures of dog porn on the internet.

"I had the best yiff ever last night, but now my laptop is stuck shut."

Yiff by HolyToiletWater July 22, 2012

Yiff 

Yiff is when two furries have sex with eachother

Hey man are you into yiff?

Yiff by Carpic August 24, 2019