dunnot

Verb

don't

1. Do not (negative auxiliary).
   • Don't you think mom's awfully busy today?
2. (nonstandard) Does not.
   • Blessed are the poor in spirit, saies he. Blessed are those that mourn. He don't say, Blessed are those that rejoyce; or, Blessed are those that have the Assurance of Gods love; or, Blessed are those that are strong in Grace: No, but doest thou know a poor weak, Christian, a mourning soul like a...1649, William Bridge, edited by William Greenhill, John Yates, and William Adderley, The Works of William Bridge, Sometime Fellow of Emmanuel College in Cambridg: Now Preacher of the Word of God at...
3. (African-American Vernacular) Used before an emphatic negative subject.
   • Don’t nobody care.

See all 5 meanings of don't

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