back door
Britishnoun
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a door at the rear or side of a building
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a means of entry to a job, position, etc, that is secret, underhand, or obtained through influence
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( as modifier )
a backdoor way of making firms pay more
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An entry at the rear of a building, as in Deliveries are supposed to be made at the back door only . [First half of 1500s]
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A clandestine, unauthorized, or illegal way of operating. For example, Salesmen are constantly trying to push their products by offering special gifts through the back door . This term alludes to the fact that the back door cannot be seen from the front. [Late 1500s]
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
As he fled, Franco’s daughter opened her bedroom door and caught a glimpse of a man in black clothing running out a back door.
From Los Angeles Times ● Jul. 28, 2026
Rodriguez said the proposal risks creating “a permanent back door into the privacy of our own homes, ripe for exploitation.”
From Los Angeles Times ● Jul. 19, 2026
“I don’t think he will let the minutes be a back door to something he doesn’t want the market to look at.”
From MarketWatch ● Jul. 7, 2026
It was a back door into America, operating at an industrial scale.
From The Wall Street Journal ● Jun. 18, 2026
He settles on a bus bench to wait, and I turn to go out the back door.
From "The Light in Hidden Places" by Sharon Cameron
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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.