1. To lift or pull something heavy with great effort:
* Example: "He heaved the heavy box onto the truck."
2. To rise or swell:
* Example: "The ship heaved on the rough seas."
3. To vomit or throw up:
* Example: "He felt sick and heaved after eating the spoiled food."
4. To throw or hurl:
* Example: "She heaved the ball across the field."
5. To sigh deeply:
* Example: "He heaved a sigh of relief when the exam was over."
The specific meaning of "heave" will depend on the context of the sentence.