on your last legs
US /ɑn yʊər læst lɛɡz/
UK /ɑn yʊər læst lɛɡz/

1.
agli sgoccioli, a pezzi
about to fail, collapse, or die; in a very weak or poor condition
:
•
My old car is really on its last legs; I need to get a new one soon.
La mia vecchia macchina è davvero agli sgoccioli; devo comprarne una nuova presto.
•
After working for 12 hours, I was completely on my last legs.
Dopo aver lavorato per 12 ore, ero completamente a pezzi.