bit|bit Thành ngữ, tục ngữ
a bit|bit
n., informal A small amount; some.
There's no sugar in the sugar bowl, but you may find a bit in the bag. If the ball had hit the window a bit harder, it would have broken it. 
Often used like an adverb.
This sweater scratches a bit. 
Also used like an adjective before "less", "more".
Janet thought she could lose weight by eating a bit less. "Have some more cake?" "Thanks. A bit more won't hurt me." 
Often used adverbially after verbs in negative, interrogative, and conditional sentences, sometimes in the form "one bit".
"Won't your father be angry?" "No, he won't care a bit." Helen feels like crying, but I'll be surprised if she shows it one bit. 
Sometimes used with "little" for emphasis, also in the emphatic form "the least bit".
"Wasn't Bob even a little bit sorry he forgot his date?" "No, Bob wasn't the least bit sorry." Synonym: A LITTLE.
Compare: A FEW.
Antonym: A LOT.
champ at the bit|bit|champ
v. phr. To be eager to begin; be tired of being held back; want to start.
The horses were champing at the bit, anxious to start racing. As punishment John was kept after school for two hours. He was champing at the bit to go out.
do one's bit|bit|do|part
v. phr. To shoulder one's share of responsibility in a communal undertaking; shirk one's obligation.
"Let me go home and rest, fellows, " John said. "I think I've done my bit for this project. "