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top up

verb, adj, noun — 12 senses

top up

verbalso spelled top-up
1

Ambitransitive To refill (or recharge) something.

  • I shall top up with petrol before the long trip.
  • Please top up the tank tonight.
1 more example
  • For the CBD90, the primary power source is a 526kW/h lead acid battery driving four traction motors. As well as charging from a three-phase shore supply or regenerative braking, the batteries can be topped up by an EU Stage V-compliant 56kW JCB Ecomax diesel engine if required.2022 February 9, Ben Jones, “Batteries included for future shunters”, in RAIL, number 950, page 56:
2

Ambitransitive, Idiomatic To add to a balance in an account (e.g., mobile payment, debit card, bank account).

  • I shall top up the mobile phone at the supermarket.
  • Users can top up their wallet balance and start sending and receiving money between mobile phones.
3

UK, Ambitransitive To refill a drink.

  • The waitress topped up my coffee every few minutes.
4

Ambitransitive To add to a number or amount, to bring something up to a certain level.

5

Ambitransitive, Slang To have sex (with).

  • We had dinner, went back to her place, and started topping up.
Related terms
top-up

top-up

adj
1

That serves as an addition

  • English university students will have to pay top-up fees.

top-up

noun
1

An addition.

  • Energy will be generated from solar panels, water will be recycled and extracted from soil and the astronauts will grow their own food - they will also have an emergency ration and regular top-ups as new explorers join every two years.2013, Melissa Hogenboom, “Applicants wanted for a one-way ticket to Mars”, in BBC News:
2

A serving of drink used to top up an existing glass.

3

Business, Insurance An additional premium paid over the initial premium in order to increase benefit values.

4

Additional credit purchased for a mobile phone.

  • I added a $20 top-up on my cellphone's data plan.
5

Medicine, Sciences A dose of epidural anesthetic added to previously injected spinal anesthetic in combined spinal-epidural anesthesia

  • The reinforcement of anesthesia by an epidural “top-up” in combined spinal-epidural anesthesia may be explained by a dual mechanism: a volume effect compressing the dural sac and a local anesthetic effect.1999, The Epidural “Top-Up” in Combined Spinal-Epidural Anesthesia: The Effect of Volume Versus Dose:
6

Education The situation where a student who holds a qualification equivalent to part of a degree course is then accepted onto a degree course at an intermediate point, without having to start it from the beginning.

Related terms
top up

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — authors: page histories for top up and top-up.