Is express a verb or noun?

"Express" can be both a verb and a noun, depending on how it's used in a sentence.

Here are some examples:

Verb:

* She expressed her feelings in a letter.

* The train will express to New York.

* The company will express ship the package.

Noun:

* The express train was delayed.

* We sent the package by express mail.

* She signed the contract with a clear express of her intentions.

Let me know if you'd like more examples!