Home › Words › R › riverkeeperriverkeeperriverkeeper means A person responsible for the maintenance and upkeep of a river.Among words judged in Lexicurio's Arena, riverkeeper ranks #16,733 of 42,747 for Qualifying.EtymologyFrom river + keeper.nounA person responsible for the maintenance and upkeep of a river.Definitions & examples from Wiktionary (CC BY-SA 3.0).