harbourmaster From WikiWord, the free dictionary English Contents DefinitionsRelated wordsReferences DefinitionsnounAn official responsible for the enforcement of regulations in a port. Related wordsSynonymsharbor masterharbormasterquaymasterboatmasterwharfmasterharbourharbourfrontharborpiermasterbankshallboarding-masterharboursideharbourerquartermasterhelmsmanboatkeeper References Wiktionary — harbourmaster Wikipedia — harbourmaster