Done alot in the Navy. When someone junior told to get a cup of coffee from someone senior. The junior sailor rim the senior person cup with his penis. Junior sailor may leave an alittle extra for the senior sailor in his cup like a pubic hair.
Hey Seaman John Doe get me a fresh cup of coffee. Roger that Chief. Seaman Doe gets the coffee from the mess decks(Galley) go to the head(restroom)and rims(dirty dick)the Chief coffee cup with his penis. Seaman Doe head back to the Chief to hand him his fresh cup coffee. Chief drank it. Damn good cup coffee Seaman Doe. You welcome Chief.