vi.

1. 挖地；翻掘；搜尋[Q]
   The dog was grubbing about under the bush, looking for a bone.

   那狗在灌木叢中翻找骨頭。

   We helped the farmer to grub for potatoes.

   我們幫助農夫挖馬鈴薯。

2. 苦幹[（+on/away）]

vt.[(+up/out)]

1. 挖出；根除
   grub up weeds

   挖除雜草

2. 搜尋出

n.

1. 幼蟲；蛆[C]
2. 【口】食物[U]
   Can I come? I'll bring my own grub.

   我能來嗎？我自帶食物。

3. 苦幹的人[C]

n.

1. the larva of an insect, especially a beetle.
   ▸a maggot or small caterpillar.
2. informal food.

v.

1. dig shallowly in soil.
   ▸ (grub something up) dig something up.
2. search clumsily and unmethodically.
3. do demeaning work in order to achieve something.