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English definition of “ton”

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ton

noun [C] uk   /tʌn/ ( plural tons or ton) us  

ton noun [C] (WEIGHT)

B2 a unit of weight equal to 1,000 kilograms B2 ( also long ton) a unit of weight equal to 1,016 kilogramsB2 ( also short ton) a unit of weight equal to 907 kilogramstons B2 [plural] informal an extremely large amount: We've got tons of food left over from the party.
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ton noun [C] (MONEY)

[S] UK informal £100: It'll cost you a ton or more.

ton noun [C] (SPEED)

do a ton UK old-fashioned informal to drive at 100 miles an hour
(Definition of ton from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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