(person) by pukesick Wed Mar 01 2000 at 8:09:39
1. The penis. 2. A railroad policeman. 3. A detective; any policeman. "I didn't know I was putting the prowl on (burglarizing) a dick's flat till I found the tin (badge) and biscuit (revolver)."

- american underworld dictionary - 1950
I like it!