the pit of your stomach

the pit of (one's) stomach

An area in the core of one's abdomen, approximately in or near one's stomach, in which one feels a physical response to strong emotion, especially fear, stress, or anxiety. I've had this awful feeling in the pit of my stomach all morning because I know we'll be finding out the results to the final exam this afternoon.
See also: of, pit, stomach
Farlex Dictionary of Idioms.

the pit of your (or the) stomach

an ill-defined region of the lower abdomen seen as the seat of strong feelings, especially anxiety.
See also: of, pit, stomach
Farlex Partner Idioms Dictionary

the pit of your/the ˈstomach

the bottom of the stomach where people say they feel strong feelings, especially fear: He had a sudden sinking feeling in the pit of his stomach.
See also: of, pit, stomach
Farlex Partner Idioms Dictionary
See also:
  • at doorstep
  • at (one's) doorstep
  • at (one's) expense
  • at expense
  • at somebody's expense
  • at someone's expense
  • be remembered as (something)
  • be remembered as/for something
  • be in (one's) good graces
  • be in somebody's good graces
References in classic literature
"Do you feel an uncomfortable heat at the pit of your stomach, sir?
It's that feeling in the pit of your stomach and the feeling that you can't, because you're 'this' or you're 'that'.
It's purely about that feeling in the pit of your stomach, and the feeling that you can't.
That little feeling in the pit of your stomach was great and uncomfortable in equal measure...
Do you tend to burp a lot and have a burning feeling that radiates from the middle of the chest or from the pit of your stomach? This is a common symptom of a stomach ulcer and some people may mistake it for a heart attack.
All that tension in the pit of your stomach suddenly erupts as laughter - only it's not funny.
Wembley was stunning, even though those empty seats left a sick feeling in the pit of your stomach.
Most of us had forgotten that really sickening feeling you get in the pit of your stomach when travelling home after watching Everton lose a crucial game.
Deep in the pit of your stomach, you know you should go for healthful stuff but, after a long morning of classes, darned if the pizza, tater tots and Fritos aren't calling your name!
As you check your tools once, twice, and then a third time, a sick feeling in the pit of your stomach begins to grow.
"That horrible feeling in the pit of your stomach is terrible for any manager or team.
That single word can send you into a feverish panic, hot and cold sweats, a yearning in the pit of your stomach to dive head-first into a vat of chocolate and lose yourself in the tantalisingly sweet taste forever.
ARE you sick to the pit of your stomach with the Tories' tax raid on pies and bridies?
AFTER a few days, the anger, frustration and disappointment at England's exit begins to subside and you can go about enjoying the actual World Cup without a gnawing fear in the pit of your stomach.
You know those butterflies you get in the pit of your stomach right before an oral report or a big game?