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U-boat

noun \ ˈyü-ˌbōt \

Definition of U-boat

: a German submarine

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Origin and Etymology of u-boat

translation of German U-boot, short for Unterseeboot, literally, undersea boat

U-BOAT Defined for English Language Learners

U-boat

noun

Definition of U-boat for English Language Learners

  • : a German submarine

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