1) A TV show on Nickelodeon capturing the journey and misadventures of four hockey playing best friends from Minnesota who get a once in a life time shot at being a pop group.2) The band in which the show is about. Well known songs such as "Boyfriend," "Nothing Even Matters," and "Worldwide." Members include Kendall Schmidt, James Maslow, Carlos Pena Jr. and Logan Henderson.3) Every teen girl's obsession right now
Big Time Rush definition by Urban Dictionary