1- A Hacker (Or rather cracker, but that's a different discussion) who uses his abilities for malicious purposes.
2- Anything relating to malicious use of the internet.
Synonyms for black hat
On this page, you will find 30 slang terms related to black hat. Some of the top words include: 3v1L, kamil, gimptard, jack in, Whizzicle, and 25 more.
