bosom buddy

(redirected from a bosom buddy)

bosom buddy

One's close or closest friend; a friend one holds dear to one's heart. We grew up right next door to each other, so we have been bosom buddies since we were kids.
See also: bosom, buddy

bosom buddy

 and bosom pal
a close friend; one's closest friend. Of course I know Perry. He is one of my bosom pals.
See also: bosom, buddy