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English definition of “supersize”

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supersize

adjective [before noun] uk   /ˈsuː.pə.saɪz/ us    /-pɚ-/ US
used to refer to the largest size of meal or drink available in a fast food restaurant ( also supersized) informal very large: Unhealthy food is producing supersized kids.

supersize

verb uk   /ˈsuː.pə.saɪz/ us    /-pɚ-/ US
[I or T] to give a customer in a fast food restaurant the largest size of meal or drink: "A burger and a Coke please." "Can I supersize it for you?" [T] to increase a lot in size, or to make something increase a lot in size: We offer tips on how to supersize your business.
supersizing
noun [U] uk   informal us  
(Definition of supersize from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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