The term tribe is used as a slang

Slang

Slang is the use of informal words and expressions that are not considered standard in the speaker's language or dialect but are considered more acceptable when used socially. Slang is often to be found in areas of the lexicon that refer to things considered taboo...

 term for an unofficial community

Community

The term community has two distinct meanings:*a group of interacting people, possibly living in close proximity, and often refers to a group that shares some common values, and is attributed with social cohesion within a shared geographical location, generally in social units larger than a household...

 of people who share a common interest, and usually who are loosely affiliated with each other through social media

Social media

The term Social Media refers to the use of web-based and mobile technologies to turn communication into an interactive dialogue. Andreas Kaplan and Michael Haenlein define social media as "a group of Internet-based applications that build on the ideological and technological foundations of Web 2.0,...

 or other internet

Internet

The Internet is a global system of interconnected computer networks that use the standard Internet protocol suite to serve billions of users worldwide...

 mechanisms. The term is related to "tribe

Tribe

A tribe, viewed historically or developmentally, consists of a social group existing before the development of, or outside of, states.Many anthropologists use the term tribal society to refer to societies organized largely on the basis of kinship, especially corporate descent groups .Some theorists...

," which traditionally refers to people closely associated in both geography and genealogy

Genealogy

Genealogy is the study of families and the tracing of their lineages and history. Genealogists use oral traditions, historical records, genetic analysis, and other records to obtain information about a family and to demonstrate kinship and pedigrees of its members...

.

The concept is closely related to social networking, and dates back to at least 2003, when Tribe.net

Tribe.net

tribe.net is a website that hosts an online community of friends, similar to other social networking sites. The site name is always spelled in all lower case.-History:...

 was launched. Cory Doctorow

Cory Doctorow

Cory Efram Doctorow is a Canadian-British blogger, journalist, and science fiction author who serves as co-editor of the blog Boing Boing. He is an activist in favour of liberalising copyright laws and a proponent of the Creative Commons organization, using some of their licences for his books...

 wrote a science fiction novel that expounds on this concept released in 2004 called Eastern Standard Tribe

Eastern Standard Tribe

Eastern Standard Tribe is a 2004 novel by Cory Doctorow. Like Doctorow's first two books, the entire text was released under a Creative Commons license on Doctorow's website, allowing the whole text of the book to be read for free and distributed without the publisher's permission.-Plot...

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