adj.
Pronunciation: ' in-f ə -m ə s
Function: adjective
Etymology: Middle English, from Latin infamis, from in- + fama fame
Date: 14th century
1 : having a reputation of the worst kind : notoriously evil <an infamous traitor>
2 : causing or bringing infamy : DISGRACEFUL <an infamous crime>
3 : convicted of an offense bringing infamy
– in · fa · mous · ly adverb