Dictionary.com

off-key

[ awf-kee, of- ]
/ ˈɔfˈki, ˈɒf- /
Save This Word!

adjective
deviating from the correct tone or pitch; out of tune.
Informal. somewhat irregular, abnormal, or incongruous.
QUIZ
ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?
We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.
Question 1 of 8
Which of the following words describes “sky blue”?
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of off-key

First recorded in 1925–30
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use off-key in a sentence

British Dictionary definitions for off-key

off key

adjective, adverb (off-key when prenominal)
music
  1. not in the correct key
  2. out of tune
out of keeping; discordant
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
FEEDBACK