Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “down in one”

down in one

informal
If you drink a glass of alcohol down in one, you drink the whole glass without stopping.Drinking alcohol
(Definition of down in one from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
Browse related topics

You are looking at an entry to do with Drinking alcohol, but you might be interested in these topics from the Drink topic area:

Add Cambridge dictionaries to your browser to your website

Translations of “down in one”

Word of the Day

pint

a measure for liquid equal to about half a litre

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More