thermos
🇺🇸
/ˈθɜːrməs/
🇬🇧
/ˈθɜːməs/
A container that keeps drinks hot or cold for a long time.
I always bring a thermos of coffee with me on camping trips.
A brand of containers that keep drinks at the right temperature for a long time.
I bought a new Thermos to keep my tea warm during my long commute.