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Entry 1 sense Webster, 1913

Tunnel stern

· Tun·nel stern · IPA
01 A design of motor-boat stern, for use in shallow waters, in which the propeller is housed in a tunnel and does not extend below the greate…
  1. 1.
    A design of motor-boat stern, for use in shallow waters, in which the propeller is housed in a tunnel and does not extend below the greatest draft.