set on fire

set on fire idiom
  1. Also, set fire to. Cause to ignite and burn, as in The drought and high wind combined to set the woods on fire. [c. 1400]
  2. Cause to become excited, as in The music set the audience on fire. Also see catch fire; set the world on fire.

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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