nounslang North American
A beating; a decisive or humiliating defeat; a severe reprimand. Also (and in earliest use) as a mass noun: the action of inflicting a severe beating or defeat.
1970s. From butt + kicking.
adjectiveslang North American
Aggressive, violent, tough; strong, powerful.
1970s; earliest use found in Burlington (North Carolina) Times-News. From butt + kicking.