BADASS
Etymology
Noun
badass (plural badasses)
(US, sometimes considered vulgar, slang, negative connotation) A belligerent or mean person; a person with an unpleasantly extreme appearance, attitudes, or behavior.
(US, sometimes considered vulgar, youth slang, positive connotation) A person considered impressive due to courage, skill, and/or toughness.
Adjective
badass (comparative more badass, superlative most badass)
(US, sometimes considered vulgar, slang, negative connotation) Belligerent and troublesome.
(US, sometimes considered vulgar, slang, positive connotation) Having an extreme appearance, attitude, or behavior that is considered admirable.
Synonyms
• (having an extreme appearance, etc, considered admirable): awesome, cool, sick, wicked
Usage notes
This term is sometimes considered vulgar, and some may take offence at its usage in conversation, especially when in polite company or in public.
Source: Wiktionary