on someone's or something's last legs last meaning
- [American idiom]
[for someone or something] to be almost finished. (Informal.)
• This building is on its last legs. It should be torn down.
• I feel as if I'm on my last legs. I’m really tired.
- on one's (or its) last legs: [American slang]mo ...
- on one's last legs: On the verge of ut ...
- on so's or sth's last legs: [American slang]Fi ...