root beer noun - Definition, pictures, pronunciation and usage notes | Oxford Advanced American Dictionary at OxfordLearnersDictionaries.com

Definition of root beer noun from the Oxford Advanced American Dictionary

root beer

noun

1[uncountable] a sweet drink with bubbles that does not contain alcohol, made from ginger and the roots of other plants

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2[countable] a bottle, can, or glass of root beer Two root beers.

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