The best friend of your spouse.
by jd999 September 12, 2009

That one person who refers to everyone as their "best friend" when it's convenient. Not to be confused with bestfriend whore
Cindy (to Janice): Hey, best friend! Do you have a pencil I can borrow?
Shaniqua: Bitch, you said I was your best friend.
Janice: Cindy's such a best friend whore.
Shaniqua: Bitch, you said I was your best friend.
Janice: Cindy's such a best friend whore.
by Afrodisiacs August 25, 2015

In the social network society, the unknown best friend is a friend know only with his written words (private message or private chat).
The relationship with the unknown best friend is close, long and mutual, with solidarity, protection and compatibility.
It's forbidden and unnecessary meet your unknown best friend.
The relationship with the unknown best friend is close, long and mutual, with solidarity, protection and compatibility.
It's forbidden and unnecessary meet your unknown best friend.
I write to my unknown best friend everyday, but I'll never see him (or her), because it's not important: I belong to him (or her) through the mutual solidarity.
by gericokiller March 12, 2010

A dude or chick that'll give you a dollar, sit with you on the bus, and one who you can fart in front of.
by SIR MUTT tmf October 20, 2008

by sharmouta 23q April 28, 2011

by dad im fucking home November 18, 2019

An Xbox best friend is someone that you may have met over Xbox. Their everything that makes you want to get on xbox everyday. Their just like your best friends in real friends, just online. They changed you in a way. You can't live without them and they can't live without you. You always play together and always have a good time. You have the same games and love playing together when they can. Your always excited when they are online. You can't be separated ever. They love you and you love them a lot. You can't picture life without them. Your glad that you met them and never want to lose each other.
by Xbox Girl January 17, 2015
