Hashtag - Wikipedia, the free encyclopedia


** Hashtag **

From Wikipedia, the free encyclopedia
Jump to: navigation, search
Example of a Twitter post containing multiple hashtags.

A *hashtag* is a word or a phrase prefixed with the symbol #.^[1]^[2] It is
a form of metadata tag. Short messages on microblogging social networking
services such as Twitter, Tout, identi.ca, Tumblr, Instagram, Flickr,
Google+ or Facebook may be tagged by putting "#" before important words, as

#Wikipedia is an #encyclopedia that anyone can edit.

Hashtags provide a means of grouping such messages, since one can search
for the hashtag and get the set of messages that contain it.


· 1 Origin
· 2 Style
· 3 Function
· 4 Use outside of social networking websites

· 4.1 Websites that support hashtags

· 5 Application

· 5.1 Memes
· 5.2 Promotion

· 5.2.1 Mass broadcast media
· 5.2.2 Event promotion
· 5.2.3 Consumer complaints

· 6 In popular culture
· 7 References


Hashtags first appeared and were used within IRC networks to label groups
and topics.^[/citation needed/] They are also used to mark individual
messages as relevant to a particular group, and to mark individual messages
as belonging to a particular topic or "channel". Generally, channels or
topics that are available across an entire IRC network are prepended with a
hash symbol # (as opposed to those local to a server, which use an
ampersand '&').^[/citation needed/] Hashtags' popularity grew concurrently
with the rise and popularity of Twitter.

It inspired Chris Messina to propose a similar system to be used on Twitter
to tag topics of interest on the microblogging network.^[3] He posted the
first hashtag on Twitter:

“ how do you feel about using

Source: en.wikipedia.org/wiki/Hashtag

© 2005-2021 HaveYourSay.org