An immoral or licentious man
You make him sound like an old lecher.
Panurge has almost all intellectual accomplishments, but is totally devoid of morality: he is a coward, a drunkard, a lecher, a spiteful trickster, a spendthrift, but all the while infinitely amusing.
That will teach you to play games with the infamous lecher and so-called poet Lord Henrey!
On one occasion Dr Lecher, one of the representatives of Moravia, spoke for twelve hours, from 9 P.M.