backup

Definition

• n. an accumulation caused by clogging or a stoppage
• n. (computer science) a copy of a file or directory on a separate storage device

Word forms

Plural

backups

Example sentences

1. n.

   There was a traffic backup on the highway due to an accident.

2. vt.

   Make sure to backup your files before updating your computer.

3. a.

   She is the backup singer for the main artist during the concert.

4. [計]

   You can use the backup command to save your important data to a floppy disk.