PowerBank™
noun/ˈpaʊəbæŋk/
/ˈpaʊərbæŋk/
- a small device with a battery for charging a mobile phone or other electronic device
- Take a PowerBank with you if you can't afford for your phone to die.
Definitions on the go
Look up any word in the dictionary offline, anytime, anywhere with the Oxford Advanced Learner’s Dictionary app.
Check pronunciation:
PowerBank™