Definitions

1. noun

A person or animal that sleeps, especially one who sleeps at night.

“She’s a deep sleeper and can sleep through anything.”

2. noun

A device or mechanism that operates while a person is asleep, such as a bed with a built-in alarm clock.

“The sleeper on the train allowed passengers to travel comfortably during the night.”

3. noun

A person who sleeps at sea, especially on a ship.

“The ship had a crew of experienced sleepers who could navigate through treacherous waters.”

4. noun

A person who sleeps at night, especially in a bed or on a bed.

“The couple were both heavy sleepers and often slept through their alarm clocks.”

5. noun

A person or thing that causes or induces sleep, especially in a person.

“The sleeper in the story was a magical being who could put people to sleep with a single touch.”

6. verb

to sleep, especially in a deep or sound sleep.

“She’s been sleeping for hours and still hasn’t woken up.”

7. verb

to put or cause to sleep.

“The medicine will sleep the baby if it’s been crying for too long.”

8. verb

to sleep or be asleep.

“The baby is sleeping right now, but I need to wake it up soon.”

9. verb

to cause or induce sleep in a person or animal.

“The doctor gave the patient a sleeping pill to help them relax.”