I'm confused why you think Americans are relevant to this story. The word "cock" and it's status as an English language vulgarity is a product of England. It predates the U.S. by centuries.
Because in 2021, the British are mature enough not to care.
It's those that inherited the culture of the puritans they've sent away that make a fuss about it (or some words on tv or make a huge deal about a SuperBowl nip slip).
It's those that inherited the culture of the puritans they've sent away that make a fuss about it (or some words on tv or make a huge deal about a SuperBowl nip slip).