Definition of "missess"

“And what is going to happen?” returned Berrendale, seating himself in the parlour, “and where is your mistress?” “She dress herself, that dear missess,” replied Savanna, lingering with the door in her hand, and I,—I ope to ave a dear massa too.” “What!” cried Berrendale, starting wildly from his seat, “what did you say?” “Why, me ope my missess be married soon.”

1805, [Amelia] Opie, chapter I, in Adeline Mowbray, or The Mother and Daughter: […], volume III, London: […] Longman, Hurst, Rees, & Orme, […]; and A[rchibald] Constable and Co. Edinburgh, page 18

My missess shall have the letter. And if you will meet me here to-morrow about this time, I will bring you an answer if possible, and I will let you know what my missess says, and then I’ll tell you what dress my missess will wear at the masquerade at lady Routeley’s, and then you can speak to her yourself, and then—

1813, Eliza A. Coxe, chapter XIII, in Liberality and Prejudice, […], volume III, London: […] E. and H. Hodson, for B. & R. Crosby & Co. […], pages 204–205

O, nothing, miss, only poor servants cannot expect to have their missess’s confidence as they would common parquisites, and so their missesses can’t expect to reciprocate in theirs.

1837, [Charles White], “Chapter XII. Showing the way in which I imitated peeping Tom of Coventry—[…].”, in The Married Unmarried, volume III, London: Saunders and Otley, […], page 233