awkward, clumsy ...Bk1846 Eng. dial.
in a clumsy, jumbling manner ...Bk1823 Eng. dial.
possibly from jounce (vb. a bump, a jolt, in which a thing is raised and allowed to fall by its weight; a jolting place)
FIRST DOCUMENTED USE
1823 - Houncy-Jouncy in a clumsy, jumbling manner
From: Suffolk Words and Phrases
- Edward Moor