1. The state of panic when facebook lags in the middle of a very important IM conversation
2. The rush of adrenaline you get when you log on to an unusually large amount of notifications

A Bloomer is someone with a bright outlook on life who is optimistic in nature. Bloomer's frolic in every opportunity to be happy and try to make the most out of life. The opposite of a Bloomer is a Doomer. The term Bloomer originated specifically as a counter to the Doomer on sites especially like 4Chan.