intransitive verb
Definition: To become stuck or trapped in a narrow space.
Example: The door wouldn't close because it wedged itself in the frame.
noun
Definition: A piece of material that is thick on one side and thin on the other, used to split or secure things, or to create space in a narrow area.
Example: He used a wooden wedge to keep the door open.
transitive verb
Definition: To force something into a narrow space or to secure it tightly using a wedge-shaped object.
Example: He used a tool to wedge the door open so it wouldn't close.