The term mug up has had various meanings since the 19th century, including to kiss passionately (AustralAustral.), and to paint onesone's face.
Nowadays in Britain it means to do some concentrated study, (e.g.for, for an exam, related word - 'cram'), or to bring oneself up to speed quicklyquickly with some field of knowledge.
The OEDOED indicates many examples of mug used in the sense of concentrated study. But it is only in recent decades that the 'up'up has been added.
The OEDOED dates its use from the 19th century, but of origin unknown.
- intr. To read or study in a concentrated manner. Now freq. with up (on a subject, book, etc.); also formerly with away at, on at.
1848 J. C. Maxwell in L. Campbell & W. Garnett Life J. C. Maxwell (1882) 117 Please to write about your Prizes at College, and about coming here to mug.
- intr. To read or study in a concentrated manner. Now freq. with up (on a subject, book, etc.); also formerly with away at, on at.
1860 J. C. Hotten Dict. Slang (ed. 2) , Mug-up... To ‘cram’ for an examination.—Army.
1848 J. C. Maxwell in L. Campbell & W. Garnett Life J. C. Maxwell (1882) 117 Please to write about your Prizes at College, and about coming here to mug.
1878 About Some Fellows vii. 45 Stortford, ever since he had settled to work, had..been patiently mugging on at his verses, and had got twelve done.
1860 J. C. Hotten Dict. Slang (ed. 2), Mug-up... To ‘cram’ for an examination.—Army.
1893 G. Allen Scallywag I. 241 That prize essay you were mugging away at.
1878 About Some Fellows vii. 45 Stortford, ever since he had settled to work, had..been patiently mugging on at his verses, and had got twelve done.
1915 H. L. Wilson Ruggles of Red Gap ix. 161 Many an hour found him mugging away at the book, earnestly striving to memorize the part.
1893 G. Allen Scallywag I. 241 That prize essay you were mugging away at.
1960 W. H. Auden Homage to Clio 90 You need not mug up on dates.
1915 H. L. Wilson Ruggles of Red Gap ix. 161 Many an hour found him mugging away at the book, earnestly striving to memorize the part.
1989 R. MacNeil Wordstruck iv. 102 His marginal notes suggest that he mugged up on Milton..about five minutes before he confronted us.
1960 W. H. Auden Homage to Clio 90 You need not mug up on dates.
1999 Alumnus (National Univ. Singapore) Apr. 55/2 You must have mugged all the way through school and are working so hard that you have no time to relax.
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1989 R. MacNeil Wordstruck iv. 102 His marginal notes suggest that he mugged up on Milton..about five minutes before he confronted us.
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1999 Alumnus (National Univ. Singapore) Apr. 55/2 You must have mugged all the way through school and are working so hard that you have no time to relax.
- trans. To learn (a subject, book, etc.) by hard or concentrated study. Usu. with up.
- trans. To learn (a subject, book, etc.) by hard or concentrated study. Usu. with up.
1868 All Year Round 25 July 161/1 The officer who is going to get his company..is found ‘mugging up’ the red book at odd times with enthusiasm.
1868 All Year Round 25 July 161/1 The officer who is going to get his company..is found ‘mugging up’ the red book at odd times with enthusiasm.
1882 W. Besant Revolt of Man v. 111 When they ought to have been ‘mugging bones’, or drawing contracts, or reading theology.
1882 W. Besant Revolt of Man v. 111 When they ought to have been ‘mugging bones’, or drawing contracts, or reading theology.
1889 G. Allen Tents of Shem II. xxiv. 122 I've mugged it up out of books, that's all.
Anybody can mug it all up if he'll only take the pains.
1889 G. Allen Tents of Shem II. xxiv. 122 I've mugged it up out of books, that's all. Anybody can mug it all up if he'll only take the pains.
1905 H. A. Vachell Hill iii. 51 We must mug up our ‘cons’ well enough to scrape along without ‘puns’ and extra school.
1905 H. A. Vachell Hill iii. 51 We must mug up our ‘cons’ well enough to scrape along without ‘puns’ and extra school.
1959 Daily Tel. 10 June 10/2 But no one..after yesterday's inauguration of the new
electric services from London to the Kent Coast is going to mind mugging up any number of amended arrival and departure times.
1959 Daily Tel. 10 June 10/2 But no one..after yesterday's inauguration of the new electric services from London to the Kent Coast is going to mind mugging up any number of amended arrival and departure times.
1987 R. Manning Corridor of Mirrors xiv. 151, I had mugged up a few Cornish folktales to tell Sue and keep her amused.
1987 R. Manning Corridor of Mirrors xiv. 151, I had mugged up a few Cornish folktales to tell Sue and keep her amused.