The definition of a malefactor is a criminal or someone who does bad things.(noun)
An example of a malefactor is a bank robber.
See malefactor in Webster's New World College Dictionary
See malefactor in American Heritage Dictionary 4
Origin: Middle English malefactour
Origin: , from Latin malefactor
Origin: , from malefacere, to do wrong
Origin: : male, ill; see mel-3 in Indo-European roots
Origin: + facere, to do; see dhē- in Indo-European roots.
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