mealworm

[ meel-wurm ]
/ ˈmilˌwɜrm /

noun

the larva of any of several darkling beetles of the genus Tenebrio, which infests granaries and is used as food for birds and animals.

Origin of mealworm

First recorded in 1650–60; meal2 + worm

British Dictionary definitions for mealworm

mealworm
/ (ˈmiːlˌwɜːm) /

noun

the larva of various beetles of the genus Tenebrio, esp T. molitor, feeding on meal, flour, and similar stored foods: family Tenebrionidae