Definitions

back door

NOUN

back entrance

Synonyms

STRONGEST

side door

WEAK

back entrance back stairs back way escape hatch indirect access means of entry postern postern door secret exit secretive or illicit method trap door trapdoor wormhole

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.

They escaped out a back door as the fire took hold.

From BBC • May 13, 2026

If the administration focuses on uranium while ignoring the plutonium back door, our diplomatic strategy is dangerously incomplete.

From The Wall Street Journal • May 7, 2026

Gil hustled to the back of the store, opened the back door to the encampment, and called out to the entire population.

From Slate • Mar. 25, 2026

After a December 2015 terrorist attack in San Bernardino, Calif., the Federal Bureau of Investigation tried to compel Apple to build a universal back door into the iPhone.

From The Wall Street Journal • Mar. 2, 2026

"Don't be ridiculous. Is your dad home? Did he come in the back door, and I didn't notice? Myron? Are you home? Do you have Sam?"

From "All About Sam" by Lois Lowry

back door

Example Sentences

Related Words