Quote from Diane in Sam at Eleven
Sam: OK, what's the problem? Diane: What makes you think I have a problem? Sam: Because you've got that "Sam's a chowderhead and wouldn't understand if I drew him a picture" look. Diane: Oh, I do get that sometimes. Sam, the fact of the matter is that you are an ex-jockstrap- Sam: Ex-jock. That's ex-jock! How many times do I gotta tell you that? Diane: Well, what is the origin of the word jock? Sam: I- From the French. Jacques.