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.

two faced. sexy guy who will make u scream in pleasure one day. asshole who will make u scream in rage the next. looks like a penguin when he wears a tux