Definitions

1. noun

a semi-aquatic mammal with a slender body, usually brown or dark brown in color, and a playful, carnivorous nature.

“We saw an otter swimming in the river near our campsite.”

2. noun

a person, especially a young person, who is playfully mischievous or troublesome.

“He’s such an otter, always getting into trouble at school.”

3. verb

to move quickly and playfully, especially with a lot of energy or excitement.

“The children were ottering around the playground, laughing and chasing each other.”