dunnit

Verb

doesn't

1. Does not (negative auxiliary)
   • The Furr'd Law-cats are most terrible and dreadful Monsters, they devour little Children, and trample over Marble-Stones. Pray tell me, Noble Topers, do they not deserve to have their Snouts slit ? The Hair of their Hides do's n't lie outward, but inwards; and every Mother's Son of 'em, for his...1693, François Rabelais, translated by Peter Anthony Motteux, The Works of Mr. Francis Rabelais..., volume 2, London: Navarre Society Limited, translation of original in French, page 321
2. (archaic, dialectal) Dost not
   • But Pre'thee tell me, that Woman had very Considerable Friends. Thou doesn't hear that she has Peacht any body, dost thou?1681, Roger L'Estrange, “The Observator. In Dialogue. Numb. 78. Wednesday, December 7. 1681.”, in The Observator in Dialogue, volume 1, published 1684, page 78