What is cop-out meaning origin?

Cop-out is a term used to refer to someone who avoids or shirks responsibility, or fails to take a strong stance on a particular issue. The word is believed to have originated in the United States in the early 20th century. The term originally referred to someone who avoided military service by claiming a medical condition or some other excuse. Over time, the word evolved to include anyone who shirked responsibility or refused to take a stand on a particular issue. The word cop-out has since become a commonly used term in American English and is widely recognized around the world.