postern

Meanings

Noun

• A back gate, back door, side entrance, or other gateway distinct from the main entrance.
• By extension, a separate or hidden way in or out of a place, situation etc.
• A subterranean passage communicating between the parade and the main ditch, or between the ditches and the interior of the outworks.

Adjective

• Situated at the rear; posterior.

Origin

• From Old French posterne, alteration of posterle, from Late Latin posterula, from Latin posterus.