noun

"Bathtub" is a big container you use for taking baths. People fill it with water and get inside to wash their bodies and relax. Most bathtubs have a faucet where you can turn on hot or cold water, and by taking a bath, you can keep yourself clean.

Example

1. I love to relax in my bathtub after a long day at work.
2. My cat always seems curious about the water in the bathtub.
3. After playing in the muddy garden, the kids needed to take a bath in the bathtub to get clean.