Dear John

  1. a letter from a woman informing her boyfriend or fiancé that she is ending their relationship or informing her husband that she wants a divorce: Nothing is worse for a soldier's morale than getting a Dear John.

  2. any letter terminating a relationship.

Origin of Dear John

First recorded in 1940–45
  • Also called Dear John letter.

Words Nearby Dear John Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023