simmer down
Intermediate (B1)informal
To slowly stop being so angry or worked up.
"Give him a few minutes to simmer down before you try to talk to him."
Hear it in context

Brooklyn 99 COLD OPENS to Watch While Doing Chores
Brooklyn Nine-Nine · 10:05
Simmer down, Boyle.

Brooklyn 99 COLD OPENS, but it's the ones with Jake
Brooklyn Nine-Nine · 13:34
Simmer down, boy.

The Second Punic War - OverSimplified (Part 1)
OverSimplified · 1:03
all right, simmer down!

Best of Jon Taffer vs. Chaotic Bar Owners 😤 Bar Rescue
Bar Rescue · 22:14
[music] You need to simmer down.
![Video: S1 | Ep. 01 & 02 | Friendship Is Magic | My Little Pony: Friendship Is Magic [Full HD]](https://i.ytimg.com/vi_webp/4_AQAl_C9TE/sddefault.webp)
S1 | Ep. 01 & 02 | Friendship Is Magic | My Little Pony: Friendship Is Magic [Full HD]
Letupita725HD★ · 22:31
simmer down Sally she ain't no spy she