Definition of sluttiness in English:

sluttiness

Pronunciation /ˈslʌtɪnɪs/

noun

  • 1 rare Slovenliness, dirtiness.

  • 2Especially with reference to a woman: sexual provocativeness; lewdness, promiscuity.

Origin

Late Middle English; earliest use found in John Capgrave (1393–1464), prior of Bishop's Lynn, theologian, and historian. From slutty + -ness.