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Is MM a valid Scrabble word?

Yes, MM is a valid word in US Scrabble and UK Scrabble, worth 6 points.

Base score before bonus squares; blank tiles score zero.

What does MM mean?

  1. noun

    a metric unit of length equal to one thousandth of a meter

Definitions from WordNet 3.1, Princeton University.

Points

6

Scrabble

8

Words With Friends

2

Letters

M (3) + M (3) = 6 points in Scrabble.

Dictionary status

  • Scrabble (US & Canada)Valid
  • Scrabble (UK & worldwide)Valid
  • Words With FriendsListed

Scrabble lists: NWL2023 (US & Canada) and CSW24 (UK & worldwide). WWF uses our ENABLE reference plus verified additions. “Listed” and “Not listed” describe that reference; check acceptance in the game. Sources reviewed 2026-10-03.

Hooks for MM

Single letters that turn MM into another valid word in US Scrabble. Hooks let you extend a word already on the board.

Front hooks3

Back hooks1

Study MM and related words

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