Noun: Portuguese man-of-war
- Large siphonophore having a bladderlike float and stinging tentacles
"Swimmers were warned about Portuguese man-of-war in the area";
- man-of-war, jellyfish, man-o'-war
Derived forms: Portuguese men-of-war
Type of: siphonophore
Part of: genus Physalia, Physalia
Encyclopedia: Portuguese man-of-war