The word thou is a second-person singular pronoun in English. It is now largely archaic, having been replaced in most contexts by the word you. It is used in parts of Northern England and in Scots.

What does thy means in English?

(ðaɪ ) determiner. Thy is an old-fashioned, poetic, or religious word for 'your' when you are talking to one person.

What does thy mean in text?

"Thy" is an English word that means "your" in the second person singular. English used to have a distinction between singular and plural in the second person, such that we had the following: Singular: thou, thee, thy. Plural: ye, you, your.