Home › Words › T › tronktronktronk means A prison.Among words judged in Lexicurio's Arena, tronk ranks #16,749 of 42,762 for Qualifying.EtymologyBorrowed from Afrikaans tronk, from Dutch tronk, from Portuguese tronco, from Latin truncus. Doublet of truncus and trunk.nounA prison.Definitions & examples from Wiktionary (CC BY-SA 3.0).