Crackerjack and Frost

Crackerjack

Crackerjack noun - A person with a high level of knowledge or skill in a field.

Frost is an antonym for crackerjack.

Frost

Frost noun - Something that has failed.
Usage example: the get-acquainted meeting with his fiancée's parents turned out to be a complete frost

Crackerjack is an antonym for frost.

Cite this Source
Frost and Crackerjack. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/crackerjack/frost
Crackerjack & Frost. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/crackerjack/frost>.
Frost or Crackerjack. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/crackerjack/frost.
Google Ngram Viewer shows how "crackerjack" and "frost" have occurred on timeline