Sentence:  "I think you're a goddamn <WSD>feather merchant</WSD>." When he saw that this had sort of stunned Lowell, he went on. "A word of advice, <WSD>feather merchant</WSD>: Don't try to take advantage of being the general's lady's golf pro and instructor in kraut." 
Meaning of the word marked with <WSD> tags:  A civilian.