1. people who are conceited or arrogant
Usage: informal; plural of bighead
2. types of fish with large heads, especially certain carp species
Usage: zoology; plural of bighead

Examples

• The team captain called his teammates bigheads after they started bragging about their victory.
• Nobody likes working with bigheads who think they know everything.
• The lake was stocked with bigheads to help control algae growth.
• Fishermen reported catching several large bigheads near the dam.
• Those bigheads in the front row kept interrupting the speaker.
• The biology class studied bigheads as an example of invasive species.