freind cest 

freind cest is where one of your freinds has got with a girl and then you get with the same girl. extreme cases of freind cest can involve one girl going around a group

dave bennington did you get with ruth last night? so did i hi 5 to freind cesting!

freind cest by burgerboydave January 2, 2010

Friend-cest

(n) frend' sest
To "fool around" with a person or number of people who is/are part of the closely-knit group of friends one has in his/her life. This act is often seen as a taboo, as it is prone to adding a negatively dramatic twist in the social lives of the interrelated people in said socially interacting group.

adj: friend-cestuous

"Holy crap, John had friend-cest with Jenny!"
"OMG!@! what a bitch!"
"Let's hate them!"

Friend-cest by Nate Yetton January 7, 2006

Friend-cestuous 

The act of dating the ex of a close friend or family member.

You're dating your brother's ex? That's so friend-cestuous.

Friend-cestuous by The Wicked Chica October 21, 2010

friend-cestor 

Pronounced as "friend-cess-ter", like an ancestor, a friend-cestor is a friend of a friend of a friend ...

Yeah, I scored these tickets from a friend-cestor.

friend-cestor by jllangston January 26, 2011

friendcest 

Friendcest. Noun. The act of interdating among a cliche or crowd of friends. Also dating a friend's ex. or sibling.
Alt. spelling: frencest.

Analogy:
Friends:Friendcest::Family:incest

Friendcestuous. Adj. describing a group of friends who have all dated each other, each other's exes, and each other's family members or an individual in said group. A small dating pool, the equivalent of a small gene pool.

You: I can't believe she is dating her friend's ex. again. After having dated her friend's brother too!
Me: She loves to commit friendcest.

or

You: Man, that crowd is like a soap opera. They've all hooked up in every possible combination.
Me: How friendcestuous.

or

Me: Be careful before you date him. I hear engages in frencest.

friendcest by mepwave February 18, 2009

friendcest 

Dating/hooking up with someone in your circle of friends.

We had a tight crew until Anna started committing friendcest with everyone.

friendcest by Delicious Josh June 21, 2007

Friendcest 

One of the great phrases to describe the fuck-upity-ness of cross-boundry, inter-friendship 'relating'

FRIENDCEST - Dating friends, dating your friends friends. You already like them... your friends already like them, so why not....... fuck it all up?"

The phenomena of inter group dating / relating in social groupings. esp. relevent to university and post university friend bases.

"I'm friendcesting your ex, Michelle.."
-"no worries mate, i'm doing your sister."

Friendcest by RoxyStarr August 4, 2005