1. plural of otter; aquatic mammals with webbed feet, dense fur, and long tails that live near water and eat fish

Examples

• The otters played in the river near our campsite.
• Sea otters float on their backs while eating shellfish.
• The zoo’s otter exhibit features a large swimming pool.
• We spotted several otters diving for fish in the lake.
• River otters are excellent swimmers and can hold their breath underwater.
• The otters built their den along the muddy riverbank.