Definition of tweetup in English:
A meeting or other gathering organized by means of posts on the social media website Twitter.
- We're joined now by Marian Salzman, a marketing expert who recently hosted a twitter tweetup with the company.
- A ' tweetup ' is the colloquial term for a real-world get-together co-ordinated via the 140-character social media website, Twitter.
- Bernstein was also one of the organisers of a ' tweetup ' at Interbike.