become quiet or calm, esp. 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."
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."
lose intensity
become quiet or calm, especially after a state of agitation