mug up

verb

Definition of mug up

intransitive verb

British

: to study intensively (as for an examination)

transitive verb

: to work up by study

Examples of mug up in a Sentence

Recent Examples on the Web

Anyone who has ever worked in a cannery knows that 'mug up' is a colloquial term for coffee break. — Laine Welch, Anchorage Daily News, "Funding for Alaska’s commercial fisheries division in good shape, with $300K going to chinook project," 29 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mug up.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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Time Traveler for mug up

The first known use of mug up was circa 1860

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to affect and impair by alcohol or a drug

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