Is BACKUP a valid Scrabble word?

Yes. BACKUP is valid in Collins Scrabble Words 2024, the word list used for Scrabble in the UK.

What BACKUP means

• noun - A reserve or substitute.
• adjective - Standby, reserve or extra.
• verb - Alternative form of back up.

Definitions come from Wiktionary via kaikki.org, shortened to fit, and are used under CC BY-SA 4.0.

Gramlet is a daily word game played with the same Collins list. Play today's board.