What part of speech is the word furl?

The word "furl" can be both a verb and a noun, depending on how it's used:

Verb: To roll up or fold something, especially a sail or flag.

*Example: The sailors furled the sails as the storm approached.*

Noun: A rolled-up or folded object, especially a sail or flag.

*Example: The furl of the flag was a symbol of victory.*