main man

plural main men

1. idiomaticchiefly African-American VernacularOne's closest male friend.

   Thanks to Aaron (my main man) Priest...

   1989, David Ritz, Barbells and saxophones

   2 more examples

   "Dungo," Henry would say, "you're my main man." He would pronounce these words in front of Jeanine, or even strangers.

   1993, Matt Cohen, The bookseller

   As Moody says of his main man, "Diz influenced me from every standpoint. He was a friend, a father, a confidante, just everything to me.

   2004 March, JazzTimes