motherfucker

noun

moth·​er·​fuck·​er ˈmə-t͟hər-ˌfə-kər 

1

obscene : one that is formidable, contemptible, or offensive

—usually used as a generalized term of abuse

2

obscene : person, fellow

motherfucking

ˈmə-t͟hər-ˌfə-kiŋ 

adjective obscene

Word History

First Known Use

1918, in the meaning defined at sense 1