rowlockPronunciation: /ˈrɒlək, ˈrʌlək/Translate rowlock | into Italian Definition of rowlock noun British a fitting on the gunwale of a boat which serves as a fulcrum for an oar and keeps it in place. Origin: mid 18th century: alteration of oarlock, influenced by the verb row2rowlock in other Oxford dictionaries Definition of rowlock in the US English dictionary