(rare, perhaps nonstandard) To turn or open slightly; to become ajar or to cause to become ajar; to be or to hang ajar.
1.neither entirely open nor entirely shut; partly open, The door was ajar.
1.in contradiction to; at variance with, a story ajar with the facts.
1. (esp of a door or window) slightly open Word OriginC18, altered form of obsolete on char, literally, on the turn; char, from Old English cierran to turn ajar2 /əˈdʒɑː/ adjective
1. (postpositive) not in harmony Word OriginC19, altered form of at jar at discord. See jar²Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollinsPublishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Cite This Source
1718, perhaps from Scottish dialectal a char "slightly open," earlier on char (early 16c.), from Middle English char, from Old English cier "a turn."
She made sure the door was ajar so that she could hear what was going on inside the room.
The door was ajar and the phone was on the hall table.
Mom told her son to leave the door ajar when he left so that he would not need his keys to return.
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