moth‧er‧fuck‧er /ˈmʌðəˌfʌkə $ -ðərˌfʌkər/
noun [countable] American English taboo spoken a very offensive word for someone that you dislike very much or that you are very angry with. Do not use this word.
—motherfucking adjective [TahlilGaran] Dictionary of Contemporary English ▲