crackerjack C2+ Topic:People & Society US /ˈkrækɚˌdʒæk/ UK /ˈkrækədʒæk/ See IPA manual Meanings 1 adj exceptionally good or skilled; an outstanding person or thing They hired a crackerjack lawyer who never lost a case. Thesaurus Synonyms 1 adj · exceptionally good or... expertacevirtuosocrackfirst-rateoutstandingsuperb ↔ Opposites incompetentmediocreamateur Word family Related forms crackercrack Etymology AI details A fanciful American coinage of the late 19th century, an elaboration of 'cracker' (in the slang sense 'something excellent') with a rhyming '-jack' element. Topics People & Society External links Cambridge Dictionary Wiktionary Google Images # crackerjack **Type:** Word **Level:** C2+ **Part of speech:** adj **IPA (US):** /ˈkrækɚˌdʒæk/ **IPA (UK):** /ˈkrækədʒæk/ ## Meanings 1. exceptionally good or skilled; an outstanding person or thing ## Examples - They hired a crackerjack lawyer who never lost a case. ## Synonyms - expert - ace - virtuoso - crack - first-rate - outstanding - superb ## Antonyms - incompetent - mediocre - amateur ## Related Forms - cracker - crack ## Etymology A fanciful American coinage of the late 19th century, an elaboration of 'cracker' (in the slang sense 'something excellent') with a rhyming '-jack' element. ## AI Etymology Crackerjack is a fanciful American coinage of the late 19th century, an elaboration of 'cracker' (in the slang sense 'something excellent') with a rhyming '-jack' element. In present use as adjective and noun, it means "exceptionally good or skilled; an outstanding person or thing", keeping the historical formation close to the word's ordinary semantic work. Its colloquial history matters: the word belongs to informal usage before settling into the present dictionary sense. Related words include cracker and crack. Its contrast set includes incompetent, mediocre, and amateur, which clarifies the semantic boundary of the modern word. ## Topics - People & Society markdown