An upgraded version of the already slightly cumbersome-sounding word "character". No reference to drugs, but possible connotations and similarities to the verb, adjective and noun forms of "crack".
This movie has some real crackacters who get things done.
A quantifier for people, signifiyng either one or many of them, in terms of a sizable degree of shittiness.
-I've seen a shitload of people on that website.
-Really, a lot?
-Well, maybe six. But they've been really shit, and people-y, you know?
-I shitty-well know. There is always a whole shitload of people.