1. a burning sensation in the chest caused by stomach acid rising into the esophagus
Usage: medical
2. emotional distress or anguish
Usage: figurative

Examples

• She experienced heartburn after eating the spicy pizza.
• The doctor recommended antacids to treat his chronic heartburn.
• Lying down immediately after meals can trigger heartburn.
• The medication helped reduce her acid reflux and heartburn symptoms.
• The betrayal caused him great heartburn and sleepless nights.
• The controversial decision gave the committee members considerable heartburn.