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Mm Definition & Meaning

mm
noun
  1. a metric unit of length equal to one thousandth of a meter

Usage tips for "mm"

Understanding the precise definition of a word helps you use it with confidence. When using "mm" in your writing, consider whether you need the word itself or one of its synonyms — subtle differences in meaning can change the tone of a sentence. If you're writing poetry or song lyrics, check the rhymes for mm to find words that pair well.

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Frequently asked questions

What does mm mean?
a metric unit of length equal to one thousandth of a meter
What part of speech is mm?
Mm is a noun.

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