Home › Words › T › thumbholerthumbholer/ˈθʌmhoʊləɹ/thumbholer means A person or machine that cuts thumbholes (for carrying) in the lids of boxes.Among words judged in Lexicurio's Arena, thumbholer ranks #23,626 of 42,747 for Qualifying.thumbholer is pronounced /ˈθʌmhoʊləɹ/.EtymologyFrom thumbhole + -er.nounA person or machine that cuts thumbholes (for carrying) in the lids of boxes.Definitions & examples from Wiktionary (CC BY-SA 3.0).