👉 The term "wereleopard" is not commonly used or recognized in English, as it seems to be a misnomer or an incorrect spelling. It may refer to a fictional character from the 1943 novel by Raymond Chandler called Dr. Wally Wereleopard, who was portrayed by actor John Wayne. The term "wereleopard" is often associated with the character's role in the movie "The Big Sleep," which was released in 1957.