Is WALKER a valid Scrabble word?

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

What WALKER means

• noun - The agent noun of to walk: a person who walks or a thing which walks, especially a pedestrian or a participant in a walking race.
• interjection - Expressing scornful rejection or disbelief.

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.