be chomping at the bit

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
Farlex Dictionary of Idioms.

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
See also:
  • chafe
  • chafe at the bit
  • be chafing at the bit
  • chomp at the bit
  • chomp
  • be champing at the bit
  • be champing/chomping at the bit
  • champ
  • champ at the bit
  • champ at the bit, to
References in periodicals archive
So he will be chomping at the bit when he makes a rare recent start in Saturday's Welsh derby clash with Cardiff Blues at the Liberty Stadium.
The Leicester City forward has an injury at the moment but I am sure he will still be chomping at the bit, determined to have a crack at equalling Ruud van Nistelrooy's Premier League record for scoring in consecutive games on Saturday.
While Moult accepts North Ferriby will be chomping at the bit from the very rst whistle, he feels Wrexham likewise will be raring to go.
"I am not going to start in the first team, I understand that, but I will be chomping at the bit to be next man in.
"He was involved in the Chelsea game and had 45 minutes with England so I would think he'd be chomping at the bit now."
"feeling the saving grace of my club was finding players who would be chomping at the bit and honoured to play in the first team.