ˈjəmpē, -pi adjective
( -er/-est )
1. : jumping or inducing to jump
a jumpy carriage
: characterized by jumps or sudden variations
the story … gets rather jerky and jumpy — A.F.W.Plumptre
2. : nervous , irritable , jittery
if you didn't drink so much, you wouldn't be so jumpy — Barnaby Conrad
jumpy nerves
apprehension that bribes will be uncovered … makes senators as jumpy as they are — R.H.Rovere