A pool shark (which probably came from the term pool sharp, which itself came from billiards sharp) is either a pool hustler or just someone who's very good at pool. A pool shark is a shark inside of a swimming pool. Which pool shark do you prefer? This funny t-shirt will go over some kids' heads, but most adults will get a chuckle.
Made from 100% cotton, this short sleeve preshrunk jersey knit tee features taped neck and shoulders, seamless double-needle collar, satin label, and double-needle sleeve and bottom hems.