Definition of disloyal
- his disloyal refusal to help his friend
It would be disloyal to abandon them.
we sensed that he was disloyal and would eventually turn on us
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'disloyal.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use: 15th centurySee Words from the same year
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allowing a liquid or gas to pass through
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