jazzaphonicadj.
Origin: Formed within English, by compounding. Etymons: jazz n., -a- , -phonic comb. form.
Etymology: < jazz n. + -a-, connective (compare -i- connective) + -phonic comb. form. Compare slightly later jazzophone n.
rare.
1924 W. J. Locke vi. 72 At the top of my voice,..so as to be heard above the jazzaphonic tumult.
This is a new entry (OED Third Edition, December 2008; most recently modified version published online March 2022).