What does the word "twisted" mean referring to a person's behavior?

for example "shes twisted"

or when reffering to a situation "things are pretty twisted right now?

what do both of those things mean?What does the word "twisted" mean referring to a person's behavior?
Twisted;

Noun;

A slang for an unstable mental state.

A slang meaning "messed up", "crazy", "funny", ect.

Adjective;

A word referring to the effect of an object turning on both ends or sides of it to the point of bending out of shape, often in a spiral shape.What does the word "twisted" mean referring to a person's behavior?
Bent out of shape. Unconventional.What does the word "twisted" mean referring to a person's behavior?
It means that you're odd/witty/funny. Or it can mean you're weird(Odd?)/ or different.(Odd/Funny?)

Hoped that helped. =)
"Sick" or "messed up"