MW→vacuum flask

vacuum flask

EnglishMerriam-Webster Dictionary

unction-label' role='heading' aria-level='3'>Verb

15th century, in the meaning defined at intransitive sense 1

Noun

1697, in the meaning defined at sense 1

History and Etymology

Verb

imitative

cluck

noun

Synonyms & Antonyms

vacuum flask — MW · Shobdo