What is a muscle car

Hey guys in a bit of a debate on a facebook group on what a muscle car really is here is the question that was asked and please give me what you guys think is the real answer

Is the dodge neon especialy the rt and srt a musle car or tuner normaly its obvious a civic or beamer a tuner a mustang musle but whats a neon it has more of a tuner shape but seems to be more of a musle car?

Taken copy and paste from the page



Thanks Guys