Wholesale Beads and Jewelry Making Supplies. A knit and crochet community. (95) HDS Medallion - Distinctive Walker Bags. That Mysterious # sign in Twitter…What Does it Mean? Note: Originally published on July 28, 2008 (yes, that long ago), it’s now been updated with additional information.
Don’t forget to check out the new article on Facebook’s use of hashtags as well. I’ve recently started using Twitter a lot ( you can follow me at and would sometimes see people who post a tweet using a hash symbol (#) before a few words…I never gave it much thought until another person on Twitter wondered what the hash symbol (#) meant. Since I had seen it as well, I too got curious and so decided to do a little investigation…here’s what I found… The hash mark (#) before a word in a post allows you to tag that post for that word. However, in order to get tracked via a hash tag, you need to opt-in and follow Once you’re following Hashtags, every time you make a post in Twitter and tag it with a hash mark like so: #iPhone, it will then show up as a real-time post on.