Jest n. : A deed; an action; a gest.

Jest n. : A mask; a pageant; an interlude.

Jest n. : Something done or said in order to amuse; a joke; a witticism; a jocose or sportive remark or phrase. See Synonyms under Jest, v. i.

Jest v. i. : The object of laughter or sport; a laughingstock.

Jest v. i. : To take part in a merrymaking; -- especially, to act in a mask or interlude.

Jest v. i. : To make merriment by words or actions; to joke; to make light of anything.

Example:
Anyone have any insight as to why my Jest ski will only start when I remove one plug?

Taxonomy
jest, Merriam-Webster Online Dictionary, Dictionary, webster, deed, Word Games, Webster Online Dictionary with audio pronunciations, Middle English, thesaurus, glossary, language, ESL, Search, Etymology, geste, Anglo-French, narrative, Latin.

Defination from the web:
jest from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games. ... Learn more about "jest" and related topics at Britannica.com. Pronunciation Symbols. Share this entry: Link to this page: Cite this page: Products ...