die on someone

die on (someone or something)

1. To die while in someone's care or while in someone's presence, as of a person or other living thing. Get the defibrillator—I refuse to let this guy die on me!
2. To permanently stop working, as of a machine. I have to go buy a new blender because mine died on me today.
3. To die while physically positioned on something. This patient died on the table during a routine surgery because he had an undetected heart condition.
See also: die, on

die on someone

1. in. [for a patient] to die under the care of someone. Get that medicine over here fast, or this guy’s gonna die on me.
2. in. [for something] to quit running for someone. My stereo died on me, and I had to listen to the radio.
See also: die, on, someone