51Թ

don't vs. doesn't

don't

verb

  1. contraction of do not.
  2. Nonstandard except in some dialects. contraction of does not.

noun

  1. don'ts, customs, rules, or regulations that forbid something: Compare do 1( def 55 ).

    The boss has a long list of don'ts that you had better observe if you want a promotion.

doesn't

  1. contraction of does not.