Your partner finally sees sense and ends the relationship with you. You then bitch about it on Twitter, summing up your feelings in 140 characters.
Twitter Dumped examples:
1. Got dumped.. cried last night, cried in the shower. cried on the bus. about to cry. pretty soon a should be dehydrated.
2. My boyfriend just broke up with me for a short fat ugly buckteeth mewn little bitch---as u may tell...im not happy!