Definitions
a secret or underhand means of access (to a place or a position)
Word origin
From back + door.
Used in a sentence
“South Western Railway is introducing "backdoor price hikes" of "up to 28%" from September 5, claims pressure group SWR Watch, which has asked the operator: "When were you going to tell passengers?"”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Rear entrance”8 letters
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