Thermos
/ˈθɜːrməs/
Synonyms
- insulated bottle
- thermo container
- vacuum flask
Slang Meanings
A term used in casual contexts to refer to someone who is overly prepared.
He's such a thermos, always bringing extra snacks and drinks everywhere.
Used to describe a person who is cool under pressure, comparing them to a thermos that keeps things stable.
In a crisis, she's a total thermos—nothing seems to faze her.