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time killer

American  

noun

  1. a person with free time to spend.

  2. an activity that helps the time to go by agreeably or tolerably; pastime.

Etymology

Origin of time killer

First recorded in 1745–55

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.