A person (usually male) that is confused about his sexuality
(English slang derived of carabian origin)
Poom: pussy, cunt, vagina, minge, snatch
Plex(ed): shortend word for Perplexed
If a male is being overly friendly with a person(s) of the same sex, You might refer to him as a "Poom Plex" or that he is "Poom Plexed"