What does "passable" mean?

Passable: Capable of being freely circulated or disseminated; acceptable; generally receivable; current. With men as with false money -- one piece is more or less passable than another. L'Estrange. Could they have made this slander passable. Collier.

Additional senses

  1. 2.Such as may be allowed to pass without serious objection; tolerable; admissable; moderate; mediocre. My version will appear a passable beauty when the original muse is absent. Dryden.

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