Entry 2 senses · 2 variants Webster, 1913 Jesting · Jest·ing · IPA /ˈd͡ʒɛstɪŋ/ a. n. 01 a. Sportive; not serious; fit for jests. 1. Sportive; not serious; fit for jests. “He will find that these are no jesting matters.” — Macaulay. Syn. joking. 02 n. The act or practice of making jests; joking; pleasantry. 1. The act or practice of making jests; joking; pleasantry.