A person who uses a gavel, such as a judge, auctioneer, or chairperson who maintains order with one.
From gavel plus -er suffix indicating an agent. The term is relatively uncommon, as specific titles like 'judge' or 'auctioneer' are usually preferred.
Gaveller is the wonderfully obscure title for someone whose job involves making loud tapping sounds seem authoritative—basically, percussion performance with legal consequences.
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