名詞 grub:

1. informal terms for a meal
   同義詞：chow, chuck, eats
2. a soft thick wormlike larva of certain beetles and other insects

動(dòng)詞 grub:

1. ask for and get free; be a parasite
   同義詞：mooch, bum, cadge, sponge
2. search about busily

1. Grub's up!
   吃飯了！
2. Pigs are grubbing around in the bushes.
   豬在樹(shù)叢中亂拱。
3. He found what he wanted by grubbing around in the library.
   他在圖書(shū)館亂翻一通終于找到他想要的資料。

grub

v.（動(dòng)詞）
grubbed,grub.bing,grubs
v.tr.（及物動(dòng)詞）
To dig up by or as if by the roots:
連根掘起：掘出或好象掘出殘根：
例句：
grubbed carrots with a stick.
用棍將胡蘿卜連根掘出

To clear of roots and stumps by digging:
翻掘：挖土以清除殘根或樹(shù)樁：
例句：
grubbed a small plot.
清除一小塊土地上的殘根

Slang To obtain by importunity:
【俚語(yǔ)】 乞討，強(qiáng)求：通過(guò)不斷糾纏而獲得：
例句：
grub a cigarette.
纏著要一支香煙

v.intr.（不及物動(dòng)詞）
To dig in the earth:
挖掘：在土地中挖：
例句：
grub for potatoes.
挖土豆

To search laboriously by or as if by digging; rummage.
搜尋：辛苦地挖掘或如挖掘般地尋找；搜尋
To toil arduously; drudge:
辛勞：艱苦勞作；做苦工：
例句：
grub for a living.
為謀生而艱苦勞作

n.（名詞）
The thick, wormlike larva of certain beetles and other insects.
蠐螬，蛆：某些甲蟲(chóng)或昆蟲(chóng)的軟原蟲(chóng)狀幼蟲(chóng)
A drudge.
做苦工的人
Slang Food.
【俚語(yǔ)】 食物

來(lái)源：
Middle English grubben
中古英語(yǔ) grubben
from Old English *grybban * see ghrebh- 2
源自 古英語(yǔ) *grybban *參見(jiàn) ghrebh- 2

【引伸】
grub.ber
n.（名詞）