back up someone/something Meaning in the Cambridge English Dictionary

Meaning of “back up someone/something” in the English Dictionary

"back up someone/something" in American English

See all translations

back up someone/something

phrasal verb with back  us   /bæk/ verb

back up someone/something (PROVIDE SUPPORT)

to ​providesupport or ​help to someone or something
(Definition of back up someone/something from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of back up someone/something?
Add Cambridge dictionaries to your browser to your website

“back up someone/something” in American English

Word of the Day


A studious person enjoys studying or spends a lot of time studying.

Word of the Day

Tree huggers and climate change deniers
Tree huggers and climate change deniers
by Colin McIntosh,
October 08, 2015
The climate debate is one that has predictably generated a large amount of new vocabulary, some of it originally specialized scientific terminology that has been taken up by the media and is now common currency. Some of these terms are new additions to the Cambridge English Dictionary. The two opposing sides in

Read More 

face training noun
face training noun
October 05, 2015
a system of facial exercises designed to tone the facial muscles and improve the skin

Read More