What is were meaning?

"Were" is the past tense of the verb "be" and is used to indicate that something or someone existed or occurred in the past. It is a auxiliary verb that is used with the base form of another verb to form different tenses. For example, "They were singing" is the past continuous tense of "They sing". "Were" is also used in conditionals, such as "If I were you, I would do it differently". It is important to note that "were" is only used with certain pronouns, including "I", "he", "she", "it" and "they", as well as with the singular and plural forms of "you".