1. a long, slender marine fish with an elongated jaw containing sharp teeth

Examples

• The needlefish darted through the shallow water near the coral reef.
• Anglers often catch needlefish while fishing in tropical waters.
• The needlefish’s sharp beak-like jaw helps it catch small prey.
• We spotted a school of needlefish swimming just below the surface.
• The needlefish can leap out of the water when startled.
• Marine biologists study needlefish behavior in coastal environments.