crackajack


crack·a·jack

C0717100 (krăk′ə-jăk′)adj. Slang Variant of crackerjack.

crackajack

(ˈkrækəˌdʒæk) n, adj a variant spelling of crackerjack
Thesaurus

crackerjack

also crackajack
adjectiveSlang. Having or demonstrating a high degree of knowledge or skill:adept, crack, expert, master, masterful, masterly, professional, proficient, skilled, skillful.nounSlang. A person with a high degree of knowledge or skill in a particular field:ace, adept, authority, dab hand, expert, master, past master, professional, proficient, wizard.Informal: whiz.Chiefly British: dab.