Top-up Definition
adjective
That serves as an addition.
English university students will have to pay top-up fees.
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noun
An addition.
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Additional credit purchased for a mobile phone.
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(medicine) A dose of epidural anesthetic added to previously injected spinal anesthetic in combined spinal-epidural anesthesia.
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verb
To refill something.
I shall top up with petrol before the long trip.
The waitress topped up my coffee every few minutes.
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(UK) To refill the drink of (somebody)
May I top you up?
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To add to a number or amount to bring it up to a certain level.
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Other Word Forms of Top-up
Noun
Singular:
top-up
Plural:
top-ups
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