a bit

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bit 1

1. A small portion, degree, or amount: a bit of lint; a bit of luck.
2. A brief amount of time; a moment: Wait a bit.
a. A short scene or episode in a theatrical performance.
b. A bit part.
4. An entertainment routine given regularly by a performer; an act.
5. Informal
a. A particular kind of action, situation, or behavior: got tired of the macho bit.
b. A matter being considered: What's this bit about inflation?
6. Informal An amount equal to one eighth of a dollar: two bits.
7. Chiefly British A small coin: a threepenny bit.
a bit
To a small degree; somewhat: a bit warm.
bit by bit
Little by little; gradually.
do (one's) bit
To do one's part or contribute one's share.

[Middle English bite, morsel, from Old English bita; see bheid- in Indo-European roots.]

bit 2

1. The sharp part of a tool, such as the cutting edge of a knife or axe.
2. A pointed and threaded tool for drilling and boring that is secured in a brace, bitstock, or drill press.
3. The part of a key that enters the lock and engages the bolt and tumblers.
4. The tip of the mouthpiece on a pipe or a cigarette or cigar holder.
5. The metal mouthpiece of a bridle, serving to control, curb, and direct an animal.
6. Something that controls, guides, or curbs.
tr.v. bit·ted, bit·ting, bits
1. To place a bit in the mouth of (a horse, for example).
2. To check or control with or as if with a bit.
3. To make or grind a bit on (a key).
have/take the bit in one's teeth
To be uncontrollable; cast off restraint.

[Middle English bite, from Old English, act of biting; see bheid- in Indo-European roots.]

bit 3

n. Computers
A binary digit, having either the value 0 or 1, used to store or represent data.

bit 4

Past tense and a past participle of bite.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adv.1.a bit - to a small degree; somewhat; "it's a bit warm"; "felt a little better"; "a trifle smaller"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in classic literature ?
'Not a bit,' replied the Yorkshireman, extending his mouth from ear to ear.
Tom had ever thought of making money by trading a bit on his own account.
"Wait a bit! This was how I was lying, and this was how he was standing.
I had of course long been used to a halter and a headstall, and to be led about in the fields and lanes quietly, but now I was to have a bit and bridle; my master gave me some oats as usual, and after a good deal of coaxing he got the bit into my mouth, and the bridle fixed, but it was a nasty thing!
But it was a bit of bottle-glass, and because it sparkled the Darning-needle spoke to it, and gave herself out as a breast-pin.
And it is ralelly more than three fut and a bit that there is, inny how, of the little ould furrener Frinchman that lives jist over the way, and that's a oggling and a goggling the houl day, (and bad luck to him,) at the purty widdy Misthress Tracle that's my own nixt-door neighbor, (God bliss her!) and a most particuller frind and acquaintance?
"Then, if you don't mind, I'll go with you," said the Lion, "for my life is simply unbearable without a bit of courage."