Is MOB a valid Scrabble word?

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

What MOB means

• noun - A large or disorderly group of people; especially one bent on riotous or destructive action.
• adjective - Initialism of mesio occlusal buccal.
• interjection - Initialism of man overboard, used e.g. on the emergency button of a satellite navigator.
• verb - To crowd around (someone), sometimes with hostility.

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.