something that could possibly be a logical explanation, but most likely isn't.
-These pants don't fit because my butt is too huge!
~That's sooo possiological!
(as in "it makes sense that your pants don't fit because your butt is HUGE!" or "that's possibly a logical explanation")
Having to do with gangstas and their possies. Also used when referring to something involving opossums.
This was a product of mystery google... YO!
"Yo! Me and ma possiological friends like opossums!"