Hashtag
Videos
A hashtag is a metadata tag operator that is prefaced by the hash symbol, #. On social media, hashtags are used on microblogging and photo-sharing services–especially Twitter and Tumblr–as a form of u
A post (tweet) on the social network X (Twitter) with several hashtags colored in blue text.
Chris Messina suggested using hashtags on Twitter
Stencil graffiti promoting the hashtag #OccupyForRights
The rise of hashtag activism
Number sign
Videos
The symbol # is known as the number sign, hash, and the pound sign and has a variety of other names. The symbol has historically been used for a wide range of purposes including the designation of an
The abbreviation written by Isaac Newton, showing the evolution from ℔ toward #
Detail of a telephone keypad displaying the Viewdata square