sleep like a log

(verb) to sleep very well

Example Sentences:

You will sleep like a log if you get plenty of exercise during the day.

A: Did you have a good sleep last night?
B: Yeah, I slept like a log. I didn’t wake up once!

Mom: Are the kids still awake?
Dad: No, they’re sleeping like logs.
Mom: Fantastic!

Media:

Similar idioms:

1. sleep soundly
2. sleep on it
3. put one’s foot down
4. let sleeping dogs lie
5. up to (2)
6. lay down the law