Why, what a ruthless thing is this in him, for the rebellion of a codpiece to take away the life of a man!
In saying this, he took the head and held it warm foregainst his codpiece, that the wind might not enter into it.
Farewell, Friar John, I recommend the care of my codpiece to you.
Will you maintain, quoth Pantagruel, that the codpiece is the chief piece of a military harness?
mid-15c., "a bagged appendage to the front of the breeches; often conspicuous" [OED], from Old English codd "a bag, pouch, husk," in Middle English, "testicles" (common Germanic, cf. Old Norse koddi "pillow," Dutch kodde "bag") + piece (n.).