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to back up
[phrase form: back]
Examples
The loyal fans always back up their favorite sports team.
02
to move or drive something backward
Transitive
Examples
She backed up the car into the parking space.
03
to make a copy of computer digital data
Transitive: to back up digital data
Examples
I 'll back up my important documents before the software update.
04
to confirm that something is true or valid
Transitive: to back up a claim or statement
Examples
She backed up her argument with compelling evidence.
05
to wait in a long line of cars, unable to move because the road is crowded
Intransitive
Examples
The city center was a mess, with cars backing up for miles because of the parade.
Examples
The vehicle cautiously backed up to reposition itself in the tight parking spot.
07
to reverse or undo one's actions or decisions
Intransitive
Examples
I had to back up and apologize after realizing my mistake.
08
to reconsider or rethink one's previous thoughts or decisions
Intransitive
Examples
After hearing new information, I decided to back up and rethink my choice.
