| 1. | Also, next door. to, at, or in the next house on the street, esp. if it is very close by, or the adjacent apartment, office, room, or the like: Go next-door and get your sister. Your sister is next-door. Her brother lives next-door. |
| 2. | being situated or living next-door: next-door neighbors. |

| next door adv. To or in the adjacent house, building, apartment, or room. next'-door' (někst'dôr', -dōr') adj. |