A few years after Edward Ward published his poem, the name Roger also came to denote penis. This was, in fact, the first of several male given names to be bestowed on that part of the male anatomy—Thomas followed in 1811, Dick in 1891, Peter in 1902 and Willie in 1905. To some extent, the application of these names to the penis occurred ... More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.