A humorous phrase said of something very pungent or strong in taste. The idea is that it is so strong that it will "make one a man." These cough drops will put hair on your chest. You'll be cleared up in no time.See also: chest, hair, on, put
put hair (or hairs) on your chest
(of alcoholic drink) revive your strength. informalSee also: chest, hair, on, put