"Perhaps 'wenches' are only the particularly busty barmaids. I've always heard them referred to in conjunction with the word 'lusty', so that must be it. Lusty, busty barmaids."

Only Wally the Wizard could say the preceding sentence without a hint of his own lustiness. In fact, he was almost cheerfully clinical in that assessment. "That would seem rather unfair to the less well-endowed girls, though. Maybe that's not it at all. Maybe wenches are ex-pirates."