adj.1. a. Impossible to move.
b. Incapable of movement.
2. Impossible to alter: immovable plans.
3. Unyielding in principle, purpose, or adherence; steadfast.
4. Incapable of being moved emotionally.
5. Law Of or relating to things, such as trees and buildings, attached to real property: immovable property.
n.1. One that cannot move or be moved.
2. often immovables Law Things that are attached to real property.