Craziness; insanity.
A crazy person; a crackpot or lunatic.
Obsessed; overly enthusiastic.
Ridiculous; unbelievable or silly.
Crazy, insane.
Fraught or out of control.
In a crazy manner.
Madly; extremely or obsessively.
An eccentric; weirdo.
Something that is different from others in the same category; odd one out.
Someone who lacks a partner or team.
A temporary crew member who joins a mission with an established crew.