top up
phrasal verbtop something up (especially British English)
- to fill a container that already has some liquid in it with more liquid
- Top the car up with oil before you set off.
- Top the oil up before you set off.
- Can I top your glass up (= give you some more to drink)?
- Fill the glass half full with beer and top it up with lemonade.
- to increase the amount of something to the level you want or need
- She relies on tips to top up her wages.
- (British English) I need to top up my mobile phone (= pay more money so you can make more calls).
- Sunbeds are the ideal way to keep your tan topped up.
related noun top-up
top somebody up
- (especially British English) to fill somebody’s glass or cup with something more to drink
- Can I top you up?