Alphabet
Hashtag meaning
[hash-tag]
Definitions of hashtag is:
  • noun hashtag
    (on social media websites) a word or phrase preceded by a hash mark (#), used within a message to identify a keyword or topic of interest and facilitate a search for it: The hashtag #sandiegofire was used to help coordinate an emergency response to the fire.
  • noun hashtag
    a hash mark used in this way.
  • noun hashtag
    (on social media sites such as Twitter) a word or phrase preceded by a hash or pound sign (#) and used to identify messages on a specific topic.