what is cracker jack slang for. CJ stands for Cracker Jack. Any Category . Technology Military Government Business Science Organizations Medical Education Internet Slang Locations Any Slang Advertizing Look up Cracker Jack, cracker-jack, or crackerjack in Wiktionary, the free dictionary. Crackerjack may refer to Cracker Jack, Cracker Jack shit “nothing at all†is attested by 1968, U.S. slang. The jacked ingredient in Cracker Jack D is caffeine the equivalent of a cup of coffee crackajack, crack-a-jack, cracker-jack, cracker jack Adjective . crackerjack ‎ (US, slang) Referring to clothing items (pants, jersey, collar) Crackerjack Definition from Language, Idioms Cracker Jacks have been a crowd pleaser since their introduction at the World s Fair in 1912. Little did Back in the day, that was slang for, excellent quality. Definition of crackerjack in the Idioms Dictionary. crackerjack phrase. Cracker Jacks Sailor cracker sign Cracker slang Cracker slang Cracker slang Cracker younger and one of the things I tried was just eating popcorn. of Popcorn, Cracker Jacks words cracker jack was a slang expression a person or thing of marked excellence. — crackerjack adjective. See crackerjack defined for kids. Variants of CRACKERJACK. crack·er·jack also crack·a·jack And Cracker Jack—now sold in bags instead of boxes—is still the new and improved snack “crackerjack,†using a slang term of the era that Cracker Jack Coupons The very word “Cracker Jack†is a kind of slang used in America which denotes “something excellentâ€.