Home › Words › I › infractorinfractorinfractor means one who infracts or infringes; a violator; a rule breaker.Among words judged in Lexicurio's Arena, infractor ranks #25,533 of 42,820 for Qualifying.EtymologyProbably from Middle French infracteur, from Late Latin īnfrāctor.nounOne who infracts or infringes; a violator; a rule breaker.Definitions & examples from Wiktionary (CC BY-SA 3.0).