you'll be late for your own funeral

you'll be late for your own funeral

Said humorously to emphasize the fact that someone is always late or unpunctual. A: "Sorry, Sarah, I'm going to be about 15 minutes late." B: "Sheesh. You'll be late for your own funeral!" Rory Thompson, class started over an hour ago! You'll be late for your own funeral, young man!
See also: funeral, late, own
Farlex Dictionary of Idioms.
See also:
  • you'd be late for your own funeral
  • you'd be late to your own funeral
  • you'll be late to your own funeral
  • of late
  • be getting on
  • keep late hours
  • far into the night
  • a night person
  • night person
  • as always