cool it

Verb

1.

cool it - become quiet or calm, especially after a state of agitation; "After the fight both men need to cool off."; "It took a while after the baby was born for things to settle down again." Synonyms: calm down, chill out, cool off, simmer down, calm, settle down

calm, calm down, change state, chill out, cool off, settle down, simmer down, turn