0 food -- roba da mangiare, cibo
1 an insect at the stage when it has just come out of its egg -- larva
2 the form of an insect after it hatches from its egg -- larva
A caterpillar is a grub.
3 a slang term for food -- cibo
Is there any grub in the house?
4 to search by digging -- scavare
The pigs were grubbing around for roots.