snooker āļāļ·āļāļāļ°āđāļĢ snooker āļāļ·āļāļāļ°āđāļĢ Pocket billiards played with 15 red balls and 6 balls of other colors.Slang To lead (another) into a situation in which all possible choices are undesirable; trap.Slang To fool; dupe: "Snookered by a lot of malarkey about drilling costs, a Texas jury ... added $3 billion of punitive damagesâ ( New Republic). To leave one's opponent in the game of snooker unable to take a direct shot without striking a ball out of the required order.