nightcap
🇺🇸
/ˈnaɪtkæp/
🇬🇧
/ˈnaɪtkæp/
A drink that you have before going to sleep, often with alcohol.
After a long day, she enjoyed a nightcap on her porch.
A soft hat worn in bed for comfort, now mostly historical.
The old man wore a nightcap to keep his head warm while he slept.