The first known mention of LAME DUCK was by Horace Walpole in a letter to Sir Horace Mann written in 1761. "Do you know what a bull and a bear and a lame duck are"? I don't what the anwer to the question is. I couldn't find it.
In the 18th century at the London Stock Exchange LAME DUCK referred to a stockbroker who defaulted on his debts.
Also a lame duck is referring to a duck who cannot keep up with his flock making it a target for predators.
Mostly today a lame duck refers to an outgoing politician.
Donald Duck. Lame Duck. Pass the buck. Are you stuck? Yuck yuck yuck.