See more synonyms for jittery on Thesaurus.com adjective, jit·ter·i·er, jit·ter·i·est.
- extremely tense and nervous; jumpy: He's very jittery about the medical checkup.
Origin of jittery
Related formsjit·ter·i·ness, noun
An Americanism dating back to 1930–35; jitter
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for jitteriness
Derived Formsjitteriness, noun
- informal nervous and anxious
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for jitteriness
1931, American English, from jitter + -y (2). Related: Jitteriness.
Online Etymology Dictionary, © 2010 Douglas Harper