dead on one’s feet

(adjective) very tired, exhausted

Example Sentence:

I have been working all day. I am so dead on my feet!

A: Why aren’t you working?
B: I was up all night preparing for our presentation. Now, I’m dead on my feet.

If you stay at the nightclub until 4am you will be dead on your feet the next day.

Media:

Similar idioms:

1. out for the count
2. wiped out
3. bagged
4. drag one’s heels
5. tapped out
6. dead serious
7. cold feet
8. dead from the neck up
9. sweep someone off their feet
10. over my dead body
11. dead set against something
12. turn in