v. To remove a person from one’s list of friends on a social networking site. Also: de-friend, unfriend.

Example Citations:
After Jerome Kerviel lost his employer, French investment bank Societe Generale, $7.2 billion, he also lost 7 of his 11 friends on Facebook. Smart move (MVE) by those ex-friends. You never know who's looking at your profile. Of course, at some point, you might be in a similar situation. Because this kind of thing happens all the time. So here's how to defriend that guy who just went into hiding after losing $7.2 billion.
—"How to stop being Facebook friends with that guy who lost $7 billion," ValleyWag, January 29, 2008

What social-media users are having none of is deception. Members expect authenticity from each other, so they're turned off, say experts, when someone doesn't say they're affiliated with a certain product yet are obvious evangelists. ...

Ultimately, abusive practices can backfire as members "de-friend" shills, says Jeff Beringer, vp of the Web relations group at GolinHarris, a telecom-marketing services firm.
—Joan Voight, "The New Brand Ambassadors," Adweek, December 31, 2007

Earliest Citation:
defriend (v) To remove someone from your livejournal friends list. "I defriend people who post quiz results. Get a life!"
—Coell, "defriend," Urban Dictionary, May 14, 2005

Related Words: