Having a difficult and contrary disposition; SYN. crotchety, ornery.
1. Having a bad disposition; surly.
2. Rude and boorish.
ETYM Latin irascibilis, from irasci to be angry, ira anger: cf. French irascible. Related to Ire.
Prone to anger; easily provoked or inflamed to anger.
Sullen, cross, irritable, ill-tempered
Inclined to anger or bad feelings with overtones of menace; SYN. ugly.