Any rude, loud mouthed, obnoxious, bad smelling, ignorant, deranged, racist, insane, freaky, bigoted, mean, stupid, scary, dumb, moronic, retarded person or a Collingwood supporter.
Alternatively it can be used when one of your very good friends (or someone you like) does something endearingly silly or stupid.
1. Did you see that kraskity kraskit sitting on the train next to me? Man she was weird!
2. That woman used so much fake tan she was orange, talk about being kraskitalicious.
3. Oh Sarah, why did you ask me how to spell orange? You're such a kraskit!!