back door
ˌback ˈdoor
noun [countable]
1. a door at the back or side of a building
2. get in through the back door to achieve something by having an unfair secret advantage:
His father works there, so he got in through the back door.
ˌback ˈdoor
noun [countable]1. a door at the back or side of a building
2. get in through the back door to achieve something by having an unfair secret advantage: