Crackerjack
Crackerjack noun - A person with a high level of knowledge or skill in a field.
Usage example: a young prospect who's supposed to be a crackerjack on the baseball diamond
Geek and crackerjack are semantically related. In some cases you can use "Geek" instead a noun "Crackerjack".
Geek
Geek noun - A person with a high level of knowledge or skill in a field.
Usage example: a friend who is an audio-video geek set up my home theater for me
Crackerjack and geek are semantically related. Sometimes you can use "Crackerjack" instead a noun "Geek".
Mutual synonyms
Cite this Source
Geek and Crackerjack. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/crackerjack/geek
Crackerjack & Geek. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/crackerjack/geek>.
Geek or Crackerjack. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/crackerjack/geek.
Google Ngram Viewer shows how "crackerjack" and "geek" have occurred on timeline