look up any word, like usuratonkachi:
 
1.
A man's ability to see whether or not a woman be cray cray or not
Brian's craydar so shit he ended up dating a serial killer for three months
by xJoshAndStuffx May 23, 2014
 
2.
Noun
The ability to detect 'crazy' in an otherwise normal seeming person. Similar to Gay-dar, only for Crazy.
This girl flipped out on me last night when she saw my online dating profile. Pure cray cray. I normally have excellent craydar but she sneaked by me.
by fantasticmadeofplastic June 11, 2013
 
3.
An organ in everyone's mind that detects how cray other people are.
"Her craydar is strong!"
by kr (: June 05, 2014