chomp

be champing at the bit

To be very eager or impatient to do something. The phrase alludes to an excited horse chewing on its "bit" (a metal mouthpiece). The kids are champing at the bit to go to the park—can you take them? Now that my daughter is 16, she's champing at the bit to take the driver's test.
See also: bit, champ

be chomping at the bit

To be impatient and/or eager for something to happen or over some delay. Used to liken someone to an overexcited horse straining against its bit (the metal piece of the harness that fits between its jaws). I was chomping at the bit for the game to start. After two hours of waiting in the airport lobby, we were chomping at the bit to finally get on the plane.
See also: bit, chomp

champ at the bit

To be very eager or impatient to do something. The phrase alludes to an excited horse chewing on its "bit" (a metal mouthpiece). An older variant of the more common version, "chomp at the bit." The kids are champing at the bit to go to the park—can you take them? Now that my daughter is 16, she's champing at the bit to take the driver's test.
See also: bit, champ

chomp at the bit

To be impatient or eager for something to happen or over some delay. Used to liken someone to an overexcited horse straining against its bit (the metal piece of the harness that fits between its jaws). A variant of "champ at the bit," which is the original phrase. The crowd chomped at the bit to see the unveiling of the new building. I've chomped at the bit for an opportunity like this my entire life!
See also: bit, chomp

chomp down on (someone or something)

1. Literally, to bite aggressively or forcefully down upon someone or something. She lost her tooth after chomping down on an apple. I reached out my hand to pet the horse when it lunged forward and chomped down on me!
2. To restrain or withhold something, as a remark or facial expression, with great difficulty and willpower. I had to chomp down on the torrent of expletives dancing on the tip of my tongue. She chomped down on a vindictive smile as her opponent was led away in chains.
See also: chomp, down, on
Farlex Dictionary of Idioms.

champ at the bit

 and chomp at the bit 
1. Lit. [for a horse] to bite at its bit, eager to move along. Dobbin was champing at the bit, eager to go.
2. Fig. to be ready and anxious to do something. The kids were champing at the bit to get into the swimming pool. The dogs were champing at the bit to begin the hunt.
See also: bit, champ
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

champ at the bit

Show impatience at being held back or delayed, as in The dismissal bell hadn't rung, but they were champing at the bit to leave. This term transfers the action of a horse that impatiently bites the bit in its mouth to human behavior. [Mid-1600s]
See also: bit, champ
The American Heritage® Dictionary of Idioms by Christine Ammer.

be champing at the bit

or

be chomping at the bit

If you are champing at the bit, you want to do something now and feel impatient because you are being prevented from doing so. Note: In the first and third expressions, a `bit' is a piece of metal which is held in a horse's mouth by the bridle and reins. Foremen had been champing at the bit to strike before next week's meeting. He had three of Goldman's best clients chomping at the bit to get a piece of this deal.
See also: bit, champ
Collins COBUILD Idioms Dictionary, 3rd ed.

champ (or chafe) at the bit

be restlessly impatient, especially to start doing something.
Champ at the bit is used literally of a spirited horse that tugs at the bit in its mouth in its eagerness to move.
See also: bit, champ
Farlex Partner Idioms Dictionary

be ˌchamping/ˌchomping at the ˈbit

(also be ˌchafing at the bit more formal) be impatient to do or to start doing something: The players were champing at the bit as the start of the match was delayed. I know you’re chafing at the bit, so we’ll start as soon as we can.
Champ and chomp mean to bite or eat something noisily. The bit is the piece of metal which goes in a horse’s mouth and is used to control the horse.
See also: bit, champ, chomp
Farlex Partner Idioms Dictionary

champ at the bit

To show impatience at being held back or delayed.
See also: bit, champ
American Heritage® Dictionary of the English Language, Fifth Edition.
See also:
  • champ
  • be champing at the bit
  • be champing/chomping at the bit
  • do (one's) bit
  • do bit
  • do one's bit
  • do your bit
  • bit by bit
  • take a breath
  • in dribs and drabs
References in periodicals archive
Chomp is an example of a combinatorial game, in which nothing is hidden from the players and no chance is involved.
Chomp Trumps cost pounds 5 per pack and are available via the school's website www.vitaewales.co.uk, which is currently under construction.
Chomp manufactures Yip Yap breath fresheners for dogs, Sniffers dog candy and Pit'r Pat breath fresheners in several sizes.
``Who's ever heard'', hissed the mamba ``Of a toothless Croc in Africa?'' ``Maybe'', said the bird on one leg, ``Somehow him lost his toothypeg'' ``Go and ask'', said the silver back ``If him mouth do molars lack'' ``You'll never catch me'', said the chimpanzee ``Talking to a croc before his tea'' ``Tell him a joke'' said the laughing dogs ``He's bound to show us his pearly cogs'' ``Altogether, '' the snake catcher ``Let's go down to the riverbed'' Chomp, chomp, chomp, went the crocodile ``All this fuss, because I forgot to smile.
They allow the snake to open its mouth wide to chomp prey.
Chomp on This has hit the shelves, sparking conversations on the nature of celebrity and the shabby skills of the industry's lens-men.
a free Cadbury Selection Pack containing treatsize Buttons, treat-size Flake, Chomp, treat-size Crunchie and Fudge bar!
Giles Coren and Sue Perkins (above) chomp their way through the food of Victorian Britain, including giant Christmas pies.
If you want to see a real premier, go the The Palace on Wednesday November 7th for Chomp On This." Well, that didn't happen for fear of Gershon knocking someone's teeth out.
When an anole tries to chomp on this grasshopper, "instead of jelly, vomit squirts out".
"Then I heard, 'Chomp, chomp, chomp', and felt it go through my skull.
Video coordinator Lee "Dawg" Dupont is pulling double duty, as he is not only coaching the Zero team to victory, but simultaneously pulling out all the stops for his own video part in the not-so-top-secret Chomp On This video.
While players with the highest Scrabble score can chomp edible letters.
This enzymatic chomp exposes the gadolinium atom within, enabling the MRI to pinpoint enzymatic activity.
I may just chomp it up with my gnashers and sob over the monarchy.