The crossword solution for the term 'Auctioneer's Next-to-Last Word' is 'GOING'. An auctioneer is a person who conducts an auction, which is a process of buying and selling goods or services by offering them up for bid, taking bids, and then selling the item to the highest bidder. The auctioneer's next-to-last word is typically 'going', which is used to indicate that the bidding is about to close and the item is about to be sold.