Definition Synonyms
Definition of backdoor - Reverso English Dictionary
Noun
1.
methodsindirect or dishonest way of doing something
- He got the job through a backdoor deal.
2.
secret entryhidden way to enter a place
- The spy used a backdoor to enter the building.
3.
technologyTECH. secret way to access a computer systemTECH.
- Hackers found a backdoor into the network.
4.
architectureRare entrance at the rear of a buildingRare
- He left through the backdoor to avoid being seen.
Adjective
1.
unofficialnot officially recognized or approved
- He took a backdoor route to success.
2.
secretive actiondone in a secret or dishonest way
- He made a backdoor deal to win the contract.
Images of backdoor

hidden way to enter a place 
entrance at the rear of a building
Expressions with backdoor
💡 Discover popular phrases, idioms, collocations, or phrasal verbs. Click any expression to learn more, listen to its pronunciation, or save it to your favorites.
gaining access through unofficial means
The hacker was using a backdoor method to enter the system.
securing financial support bypassing traditional channels
Backdoor financing helped the startup grow quickly.
selling products secretly bypassing official channels
The company was accused of backdoor selling to win contracts.
diarrhea especially when sudden or unexpected
After eating the street food, he got the backdoor trots.
process of a private company going public via merger
The startup achieved a backdoor listing through a merger.
Origin of backdoor
English, back (rear) + door (entrance)
Terms with backdoor included in their meaning
💡 A powerful way to uncover related words, idioms, and expressions linked by the same idea — and explore meaning beyond exact word matches.
security
related to using a backdoor
Examples of backdoor in a sentence
The company used a backdoor to bypass regulations. The hacker found a backdoor into the system. They discovered a backdoor in the software. The software had a backdoor that was exploited. They installed a backdoor for maintenance purposes. The old house had a hidden backdoor.
They installed a security camera at the backdoor. The deal was made through a backdoor agreement. They entered the market via a backdoor strategy. She was involved in a backdoor operation to secure the funds. The backdoor negotiations were eventually exposed.
View all translations of backdoor
Click below to see the appropriate translations facing each meaning.
- French:moyen détourné, détourné, ...
- German:Hintertür, inoffiziell, ...
- Italian:sottobanco, non ufficiale, ...
- Spanish:puerta trasera, clandestino, ...
- Portuguese:porta dos fundos, não oficial, ...
- Chinese:后门, 非官方的, ...
- Japanese:裏口, 裏口の, ...
- Arabic:مَدْخَل خَلْفِيّ, غَيْر رَسْمِي, ...
- Hebrew:דֶּרֶךְ לֹא יְשָׁרָה, לֹא רִשְׁמִי, ...
- Russian:нечестная сделка, неофициальный, ...
- Ukrainian:нечесна угода, неофіційний, ...
- Hindi:पिछला दरवाज़ा, गैर-आधिकारिक, ...
icon to discover related terms: analogies, antonyms, common collocates, words with same roots, umbrella terms… Try with happening or hunch.
icon next to the first example to see two additional options and learn to use new vocabulary naturally.
icon to save words you want to revisit. You can also save a specific meaning by clicking on the