from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Peevish; testy: "As a critic gets older, he or she usually grows more tetchy and limited in responses” ( James Wolcott).
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Easily annoyed or irritated; peevish, testy or irascible
from the GNU version of the Collaborative International Dictionary of English
- adj. See techy.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. easily irritated or annoyed
Probably from Middle English tache, teche, blemish (influenced by touchy), from Old French tache, teche, from Vulgar Latin *tacca, from Gothic taikns, sign; see deik- in Indo-European roots.(American Heritage® Dictionary of the English Language, Fourth Edition)
1592, teachie, in Romeo and Juliet, Act I, Scene iii, line 32. (Wiktionary)