A clerk required to maintain a posh stylish look to appear well educated and a man of power. In order to get well paying jobs or marry a female of noble birth. One had to "play the part." 2.) British A Cockney rhyming slang for a shark.
Via Rebel Circus
1.) (LGBTQ) A highly sexual energized gay man who is down for sex at a moments notice. He is the whorehound or cocksman of the gay community.
2.) A bold aggressive man, with the heart of a lion. 3.) The predatory, skirt chasing, heartbreaker.