To bang a girl so hard that she screams at the top of her lungs... for all of 4th floor, 3rd floor and parts of 2nd floor to hear.

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.