Definition of mastupration in English:

mastupration

noun

rare, archaic
  • Masturbation.

Origin

Early 17th century; earliest use found in Robert Burton (1577–1640), writer. Alteration of masturbation, after the assumed etymology of classical Latin masturbārī from stuprāre to defile.

Pronunciation

mastupration

/ˌmastuːˈpreɪʃn/