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Related to chill out: Chill out music
chill outand cool out
Sl. to calm down. Before we can debate this matter, you're all gonna have to chill out. So sit down and stop bickering. Everybody cooled out after the emergency, and everything was fine.
to relax I like to come home from work, have dinner, chill out for a little bit, and then go to bed.
Usage notes: often said to someone who is too excited or upset: I was worried about the kids, and he told me I should just chill out.
Calm down or relax, as in Don't let it bother you-just chill out, or Rex decided to come home and chill out for a while. [Slang; 1970s.] Also see cool it.
To relax: We hung out by the pool and chilled out all day long.
in. to calm down; to be cool; to get cool; to relax. Before we can debate this matter, you’re all gonna have to chill out.