deathbed

noun

1. the bed on which a person dies: The museum contains Lincoln’s deathbed.

adjective

2. of, pertaining to, said, or done during the last few hours of a person’s life: a deathbed confession.

Idioms

3. on one’s deathbed, in the last few hours before death.

noun

1. 1. the bed in which a person is about to die
   2. (as modifier)a deathbed conversion
2. on one’s deathbed about to die

n.

Old English, “the grave,” from death (n.) + bed (n.). Meaning “bed on which someone dies” is from c.1300.