Chill put
A highly common misspelling of "chill out", used most commonly on purpose by snarky kids on Facebook, who can't accept their minor spelling error and move on in life.
Hannah: Omg guys this sux ass
Ryan: Chill put hannah
Hannah: *chill out
Ryan: geez hannah chill put
Chill put chill put chill put chill put
Everyone else: FUCK DIS
Ryan: Chill put hannah
Hannah: *chill out
Ryan: geez hannah chill put
Chill put chill put chill put chill put
Everyone else: FUCK DIS