Definition of next door
: in or to the next building, house, apartment, or room lives next door; broadly : in or at an adjacent place
next door to
: next to
Examples of next door in a sentence
He bought the house next door.
I'll be staying in the room next door.
Canada is right next door to the U.S.
First Known Use of next door
NEXT DOOR Defined for English Language Learners
Definition of next door for English Language Learners
: in the next house, apartment, room, etc.
: next to your or someone else's house, apartment, room, etc.
: in a place that is very close to something else
NEXT DOOR Defined for Kids
Definition of next door for Students
: in or to the nearest building, apartment, or room She lives next door.
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