TUN'NEL, noun A vessel with a broad mouth at one end, and a pipe or tube at the other, for conveying liquor into casks. 1. The opening of a chimney for the passage of smoke; called generally a funnel. 2. A large subterraneous arch through a hill for a canal and the passage of boats. Smaller drains or culverts are also called tunnels. TUN'NEL, verb transitive To form like a tunnel; as, to tunnel fibrous plants into nests. 1. To catch in a net called a tunnel-net. 2. To form with net-work.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI