/ Thesaurus / K Synonyms of kernig's sign Find synonyms for: Noun1. Kernig's sign, symptomusage: symptom of meningitis; patient cannot extend the leg at the knee when the thigh is flexed because of stiffness in the hamstringsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: heifer Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language