Bedeutung von “flask” — Learner’s Dictionary

flask

noun [ C ] us uk /flɑːsk/
HOT DRINKS UK UK/US Thermos

a special container that keeps drinks hot or cold:

a flask of coffee
ALCOHOL

a flat bottle that is used to carry alcohol in your pocket

SCIENCE

a glass container with a wide base and a narrow opening used in science

(Definition von “flask” aus dem Cambridge Learner's Dictionary © Cambridge University Press)