backup — meaning in English

English meaning

• backup noun A person, plan, or system kept in reserve in case the main one fails.

Senses

backup is used for these senses in English:

• backup (computing) That is intended as a backup.
• backup (computing) A copy of a file or record, stored separately from the original, that can be used to recover the original if it is damaged or destroyed.

backup — full definition

1. noun A person, plan, or system kept in reserve in case the main one fails.
2. noun A copy of digital files kept separately so the originals can be restored if lost or damaged.
3. noun A buildup or blockage that stops something from flowing normally, such as traffic or plumbing.

Related Portuguese words