Joe Grind

Jamaican Creole

Literally, "Joe, the guy who makes love."

(idiomatic) The man with whom another man's wife is having an affair; side guy; wife's male lover (male paramour)
'Im come home and ketch 'im woman an' Joe Grind a duggu-duggu.
He came home and caught his wife and her lover in the act.
- 2011, Richard Bingy Brown, Living the Dream (in English), →ISBN, page 333:
  “'Yu better go home to yu yard because Joe Grind is there doing de good t'ings to yu woman dat you should be doing, but can't do them because yu are here,' Serius jokes. […] ”