be death on (something)

be death on (something)

1. To be especially hazardous to something. Filing paperwork is just death on my hands in the winter—I get so many paper cuts!
2. To be very strict about something. The CEO is death on absenteeism, so I wouldn't take another sick day if I were you.
3. To be adept at something that requires exceptional skill. That golfer is death on putting, so I'm confident he'll only need one more stroke.
See also: death, on
Farlex Dictionary of Idioms.
See also:
  • death on
  • death on (someone or something)
  • death on someone/something
  • death on something
  • instruct
  • instruct (someone) in (something)
  • instruct in
  • push paper
  • push paper(s)
  • go over/through something with a fine-tooth comb