B0249100 (bĭl′bŭg′)n. Any of several weevils, especially of the genus Sphenophorus, that feed on and damage turf grasses and cereal grasses such as corn.[bill + bug.]
billbug
(ˈbɪlˌbʌɡ) n (Zoology) a type of weevil
bill•bug
(ˈbɪlˌbʌg)
n. any of several weevils, esp. of the genus Calendra, that feed on various grasses. [1860–65, Amer.; bill 2 + bug 1]EncyclopediaSeeweevil