The definition of a badass is someone who is tough, mean, violent or a bit aggressive.(noun)
The outlaw Jesse James is an example of a badass.
Badass is defined as something or someone cool or something or someone tough, rebellious or aggressive.(adjective)
When a person gets a really cool new motorcycle, it might be an example of something described as badass.
See badass in Webster's New World College Dictionary
See badass in American Heritage Dictionary 4
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