Meaning

2 senses
  1. (plural, plural only)A staircase at the rear of a building or one normally only used by servants and tradesmen.

    a second staircase at the rear of a building

  2. (plural, plural only)An indirect or furtive means of access or intercourse.

Origin

From back + stairs.

From back + stairs.

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backstairs — meaning, examples, forms, synonyms | Krumeto