mug up

verb
mugged up; mugging up; mugs up

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.

First Known Use of mug up

circa 1860, in the meaning defined at intransitive sense

Keep scrolling for more

Learn More about mug up

Time Traveler for mug up

Time Traveler

The first known use of mug up was circa 1860

See more words from the same year

Statistics for mug up

Cite this Entry

“Mug up.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/mug%20up. Accessed 8 December 2019.

More from Merriam-Webster on mug up

Rhyming Dictionary: Words that rhyme with mug up

Comments on mug up

What made you want to look up mug up? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to constrict the range or activity of

Get Word of the Day daily email!

Test Your Vocabulary

Semantic Drift Quiz

  • a twisty river
  • Which of the following was once a synonym for fun?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!