WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / B / backdoor backdoor noun /bækdoʊr/ 2 syllables 8 letters Scrabble 17 WWF 19 Definitions noun an entrance at the rear of a building back doorback entrance noun an undocumented way to get access to a computer system or the data it contains back door noun a secret or underhand means of access (to a place or a position) back door Look “backdoor” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →