The phrase "mother fucker" is a strong and offensive curse word used to insult or express extreme anger towards someone. It combines the disrespectful term "mother" with a vulgar word for a sexual act. Full definition
its gonna be fuckin sick and all the quier who think its shit fuck of u gay nnobs they can act way better than u shit hole can ever do and they r way funny er but the people who like the movie well done u no a good movie peace out mother fuckers (filmjunk.com)