1. Indirect in departing from the accepted or proper way; misleading
   "used backdoor means to achieve success";
   - devious, oblique
    
2. [informal] (sports) describing a play where a player moves behind the defence to receive a pass
   "The team scored on a backdoor cut to the basket"

1. An entrance at the rear of a building
   "Employees were instructed to use the back door";
   - back entrance
    
2. A secret or underhand means of access (to a place or a position)
   "he got his job through the back door"
    
3. An undocumented way to get access to a computer system or the data it contains
   "The hacker exploited a back door in the software to gain unauthorized access"

Derived forms: back doors

See also: indirect

Type of: access, access code, exterior door, outside door

Encyclopedia: Backdoor