calm down (
http://definr.com/calm down)
v 1: 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." [syn:
calm,
cool off,
chill out, {simmer
down},
settle down,
cool it]
2: make calm or still; "quiet the dragons of worry and fear"
[syn:
calm,
quiet,
tranquilize,
tranquillize,
tranquillise,
quieten,
lull,
still] [ant:
agitate]
3: become quiet or less intensive; "the fighting lulled for a
moment" [syn:
lull]