bluebonnet
noun
1 bluebonnet
Low-growing annual herb of southwestern United States (Texas) having silky foliage and blue flowers; a leading cause of livestock poisoning in the southwestern United States.
synonyms: buffalo clover, Lupinus subcarnosus, Texas bluebonnet.
2 bluebonnet
A brimless dark blue Scottish cap with a flat top and a plume on one side.
synonym: Balmoral.
debug info: 0.0335