From Longman Dictionary of Contemporary Englishstomachstom‧ach1 /ˈstʌmək/ ●●● S3 W3 noun [countable] 1 
HBHHBAthe organ inside your body where food begins to be digested I was so hungry my stomach hurt. His stomach was full of food.2 HBHthe front part of your body, below your chest He turned round and punched Carlos in the stomach.3 → do something on an empty stomach4 → turn your stomach5 → have no stomach for a fight/task etc6 → have a strong stomachCOLLOCATIONSadjectivesfull (=full of food)A lot of these children don't know what it is like to have a full stomach.empty (=with no food in)It was 11 o'clock, and my stomach was empty.an upset stomach (=a stomach affected by illness)Debbie was at home because she had an upset stomach.stomach + NOUN(a) stomach acheI had terrible stomach ache last night.stomach pains/crampsHe complained of acute stomach pains.a stomach bug (=an illness you have caught that affects your stomach)He's off work with a stomach bug.a stomach upset (=when your stomach is affected by illness)The boy had a stomach upset after eating berries from the garden.a stomach ulcerToo much stress can cause stomach ulcers.stomach cancerShe was diagnosed with stomach cancer last year.verbssomebody's stomach rumbles (=it makes a noise because they are hungry)She felt her stomach rumble.somebody's stomach churns (=they feel sick because they are nervous or frightened)Her stomach was churning with anxiety.somebody's stomach lurches/tightens (=it suddenly feels tight because they are frightened)Her stomach lurched at the thought of leaving Millfield.settle somebody's stomach (=to stop it feeling uncomfortable)The doctor gave me some tablets to settle my stomach.
HBHHBAthe organ inside your body where food begins to be digested I was so hungry my stomach hurt. His stomach was full of food.2 HBHthe front part of your body, below your chest He turned round and punched Carlos in the stomach.3 → do something on an empty stomach4 → turn your stomach5 → have no stomach for a fight/task etc6 → have a strong stomachCOLLOCATIONSadjectivesfull (=full of food)A lot of these children don't know what it is like to have a full stomach.empty (=with no food in)It was 11 o'clock, and my stomach was empty.an upset stomach (=a stomach affected by illness)Debbie was at home because she had an upset stomach.stomach + NOUN(a) stomach acheI had terrible stomach ache last night.stomach pains/crampsHe complained of acute stomach pains.a stomach bug (=an illness you have caught that affects your stomach)He's off work with a stomach bug.a stomach upset (=when your stomach is affected by illness)The boy had a stomach upset after eating berries from the garden.a stomach ulcerToo much stress can cause stomach ulcers.stomach cancerShe was diagnosed with stomach cancer last year.verbssomebody's stomach rumbles (=it makes a noise because they are hungry)She felt her stomach rumble.somebody's stomach churns (=they feel sick because they are nervous or frightened)Her stomach was churning with anxiety.somebody's stomach lurches/tightens (=it suddenly feels tight because they are frightened)Her stomach lurched at the thought of leaving Millfield.settle somebody's stomach (=to stop it feeling uncomfortable)The doctor gave me some tablets to settle my stomach.Examples from the Corpus
stomach• Sethe looked down at her stomach and touched it.• An appendix scar was lightly etched on his stomach above the Speedo.• But that night, after dinner, he began to groan and Lula noticed that his stomach was distended.• Then, so it seemed, an elephant stood on my stomach.• I could discipline my raging stomach no longer.• He turned around and punched Steve in the stomach.stomachstomach2 verb [transitive usually in negatives] 1 STAND/BEARto be able to accept something, especially something unpleasant SYN endure A 26% water rate increase is more than most residents can stomach.hard/difficult to stomach Rob found Cathy’s attitude hard to stomach.2 EATto eat something without becoming ill I’ve never been able to stomach seafood.→ See Verb tableExamples from the Corpus
stomach• Somewhat strangely, the loss makes Tyson a bit easier to stomach.• Of course, investors who buy into Telescan must be able to stomach short-term volatility.• Soused herring was the standard hospital breakfast and she declared she couldn't stomach that at seven o clock in the morning.can stomach• There are some parts of the whale Ishmael can Stomach, but these are rare.Origin stomach1 (1300-1400) Old French estomac, from Latin stomachus “throat, stomach”, from Greek stomachos, from stoma “mouth” 