top up

verb

topped up; topping up; tops up

transitive verb

British : to make up to the full quantity, capacity, or amount

intransitive verb

British : to replenish a supply

top-up

ˈtäp-ˌəp

noun British

Word History

First Known Use

1885, in the meaning defined at transitive sense

Time Traveler

The first known use of top up was in 1885

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Cite this Entry

Style

“Top up.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/top%20up. Accessed 22 May. 2025.

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