ugly customer

An ill-natured or vicious individual, as in Watch out for Charlie when he's drinking; he can be an ugly customer. This phrase uses ugly in the sense of "mean" or "dangerous." [c. 1800]

Common Names:

Name	Pronounced	Usage
Neha	-	Indian, Hindi, Marathi, Malayalam, Kannada, Punjabi, Gujarati, Bengali, Telugu
Karena	-	English (Rare)
Phoibe	-	Greek Mythology, Ancient Greek, Biblical Greek
Vega	['vi:gə]
Lajos	LAW-yosh	Hungarian
Komang	-	Indonesian, Balinese