Definition of infamous
- an infamous traitor
a city infamous for poverty and crime
He committed an infamous crime.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'infamous.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use: 14th centurySee Words from the same year
: well-known for being bad : known for evil acts or crimes
: causing people to think you are bad or evil
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