(verb) to ramble on for ages about stuff that no one cares about.
(noun) the subject that no one cares about that a person is talking about
splommer (n): one who sploms
splomee (n): receiver of splom
Guy 1: oh man have you met tony? he's such a splommer!
Guy 2: oh i know! he just started splomming to me one day about how his day was! I don't give a shit about how his day was!
Guy 1: man, i fucking hate splommers