Portuguese man-of-war

noun
plural Portuguese man-of-wars also Portuguese men-of-war

Definition of Portuguese man-of-war 

: any of a genus (Physalia of the family Physaliidae) of large tropical and subtropical pelagic siphonophores having a crested bladderlike float which bears the colony comprised of three types of zooids on the lower surface with one of the three having nematocyst-equipped tentacles

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Portuguese man-of-war

First Known Use of Portuguese man-of-war

1707, in the meaning defined above

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The first known use of Portuguese man-of-war was in 1707

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Portuguese man-of-war

noun

English Language Learners Definition of Portuguese man-of-war

: a large sea animal that has a very soft body, many long, soft parts (called tentacles) that hang down from its body, and a poisonous sting

Portuguese man-of-war

noun
Por·tu·guese man-of-war | \ˌpȯr-chə-ˌgēz-ˌman-əv-ˈwȯr \
plural Portuguese man-of-wars\-ˈwȯrz \ also Portuguese men-of-war\-ˌmen-əv-ˈwȯr \

Medical Definition of Portuguese man-of-war 

: any siphonophore of the genus Physalia including large tropical and subtropical oceanic forms having a crested bladderlike float which bears a colony comprised of three types of zooids on the lower surface with one of the three having stinging tentacles

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