- Open resistance; bold disobedience: the demonstration was held in defiance of official warningsMore example sentences
- The workers acted in defiance of a Labor Ministry order for mandatory conciliation.
- For one fleeting moment the world has acted together in defiance of the group, whose isolation is now exposed for all to see.
- School boards outside Toronto are also edging toward budgeting in defiance of provincial laws.
Middle English (denoting the renunciation of an allegiance or friendship): from Old French, from defier 'defy'.