crawfish

What is crawfish?

crawfish meaning To back away or backtrack quickly when approached or revealed, like a crayfish when startled (e.g., when a “nit” backs away from a bet after his wager gets called; or when a person tries to quickly “fill a hole” he has already “dug” for himself).

 

reference: billiards.colostate.edu: Glossary of Pool and Billiards Terms and Phrases