What is the meaning of Yow?

Alternative form of yowe.

Expression of pain; ouch.

Expression of humorous surprise or emphasis.

water

Second-person plural object pronoun: you .

second-person singular object pronoun: you .

you, pron.”, in MED Online, Ann Arbor, Mich.: University of Michigan, 2007, retrieved 18 May 2018.

Burnley, David (1983), “1. Chaucer's Grammar”, in A guide to Chaucer's language, Norman: University of Oklahoma Press, →ISBN, →OCLC, page 18.

Mossé, Fernand (1952), “IX. Elements of the Sentence”, in James A. Walker, transl., A Handbook of Middle English, I. Grammar: Part Three. The Sentence, Baltimore: Johns Hopkins Press, translation of Manuel du l'Anglais de Moyen Age des Origines au XIVe Siècle (in French), →OCLC, § 118, page 94.

turtle

Third-person dual pronoun; they two

you

you (second-person singular subject pronoun)

Source: wiktionary.org