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Word of the Day
Thursday, October 16, 2014

Definitions for conk

  1. to go to sleep (usually followed by off or out).
  2. to break or fail, as a machine or engine (often followed by out): The engine conked out halfway there.
  3. to slow down or stop; lose energy (often followed by out).

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Citations for conk
The poor thing was so exhausted she probably conked out the minute she hit the bed. Bonnie K. Winn, Family Found, 2014
In fact, things got so exciting that Archie collapsed his camp bed and had to be retrieved in a highly agitated state, but they both finally conked out at around one... Gil McNeil, The Beach Street Knitting Society and Yarn Club, 2009
Origin of conk
1805-1815
Conk is of unknown origin, but it may be imitative.