From Longman Dictionary of Contemporary Englishgrubgrub1 /ɡrʌb/ noun 1 [uncountable] informalDF food Let’s get some grub.2 [countable]HBI an insect when it is in the form of a small soft white worm
Examples from the Corpus
grub• I mean, cripes, they had really bad grub.• The next morning all five grubs were solidly frozen, unlike when I had first found them.• You can get good grub for less than $10 a person.• But everyone seems to agree that a diet of restaurant grub can't be all that good for you somehow.• Different kinds of wasps will then come to lay their eggs on the grubs, and woodpeckers will later feast on both.• Where's the grub? I'm starving.• The mite is just visible to the naked eye and feeds on honey bees and their grubs by sucking their body fluids.• They will come flying up against the wind and lay their eggs, which will soon turn into white grubs.• This will expose over-wintering grubs to frost and also birds seeking food.grubgrub2 verb (grubbed, grubbing) [intransitive always + adverb/preposition] informalLOOK FOR to look for something on the ground or just under the ground, especially by moving things around Jake got on the floor and grubbed about under the desk.grub for chickens grubbing for worms → grub something ↔ up/out→ See Verb tableExamples from the Corpus
grub• But when you start your course you won't be grubbing about in the soil all the time, will you?• They make me grub for lily-roots and climb trees for honey.• I grubbed for whole ones, baby skulls to fill my sack again and again.• But I went on grubbing for wood.• She was almost upon you when you swooped, your hands grubbing in your pockets for the razor.• Depending on how close it is to successful neighbours and the risk of root disturbance, grub the rootstock out.• He and the rest of the Grill regulars would gladly grub the stumps out of the town lot with their own hands.grub for• All the candidates are busy grubbing for money.• The pigs are behind the barn grubbing for roots.Origin grub1 (1400-1500) Probably from → GRUB1 2; in sense 1, probably because birds eat grubs 