Date: 1500-1600
Origin: Probably from a Scandinavian language


1 noun
mug1 S3 [countable]
1DFU a tall cup used for drinking tea, coffee etc:
a coffee mug
2DFU a large glass with a handle, used especially for drinking beer:
a beer mug

mug/mugful of something

DFD a mug and the liquid inside it:
Two mugs of tea, please.
4 British English spoken informal someone who is stupid and easy to deceive:
Only a mug would pay that much for a meal.

be a mug's game

British English spoken to be something that only stupid people do because it is not likely to be successful or to bring you money:
Gambling is a mug's game.
6 spoken informal a face:
Something scared him. Probably your ugly mug!

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