hell of a someone/something

and helluva someone/something

1. n. a very bad person or thing. (Use caution with hell.) That’s a hell of a way to treat someone.

2. n. a very good person or thing. (Use caution with hell.) He is one helluva guy. We really like him.

Name	Pronounced	Usage
Steinar	-	Norwegian
Duha	-	Arabic
Amalia	ah-MAH-lee-ah (Dutch, German)	Spanish, Italian, Romanian, Dutch, German, Ancient Germanic (Latinized)
Sajjad	-	Arabic
Fritz	FRITS	German
Joan	['dʒəun]