die of

die of (something)

1. Literally, to die as a result of something. Is it true that Mr. Thomas died of lung cancer?
2. To be completely overcome by something. Everyone was dying of laughter during the comedian's performance. When my girlfriend dumped me, I thought I would die of a broken heart.
See also: die, of
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

die of something

 and die from something
to perish from an injury or a particular disease. The doctors did all they could, but he finally died of cancer. What did it die from?
See also: die, of
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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References in periodicals archive ?
MMD cutting is sometimes done using a punch and die of equal (62 C) hardness, with the minimal clearance maintained via continual resurfacing of the die and punch.