boatswain's pipe

variants: or

boatswain's whistle

less commonly

boatswain's call

Definition of boatswain's pipe

  1. 1 :  a silver whistle used by a boatswain's mate (as in relaying orders to the crew or giving orders to winch and crane operators)

  2. 2 :  the note or notes sounded on the boatswain's pipe

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feeling or affected by lethargy

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