o‧ver‧ride past tense overrode past participle overridden [transitive]
to use your power or authority to change someone else's decision:
The EU commission exercised its power to override British policy.
to be regarded as more important than something else:
The needs of the mother should not override the needs of the child.
to stop a machine doing something that it does by itself:
Can you override the automatic locking system?
—override noun [countable]
a manual override