Is mail plural or singular

A question that has sparked debate among linguists and grammarians!

In English, "mail" can be both singular and plural, depending on the context.

Singular:

• "The mail arrived late today." (Here, "mail" refers to a single instance or package of mail.)
• "I need to send the mail to my friend." (In this case, "mail" refers to a single piece of mail or a letter.)

Plural:

• "I have a lot of mail to sort through." (Here, "mail" refers to multiple pieces of mail or a collection of letters.)
• "The mailman delivered several packages of mail to my doorstep." (In this case, "mail" refers to multiple pieces of mail or a batch of letters.)

So, to answer your question, "mail" can be both singular and plural, depending on how it's used in a sentence.