curmudgeonly | sense examples, Usage and Definition from wordnet dictionary online

Adjective curmudgeonly has 1 sense

crusty, curmudgeonly, gruff, ill-humored, ill-humoured - brusque and surly and forbidding; "crusty remarks"; "a crusty old man"; "his curmudgeonly temper"; "gruff manner"; "a gruff reply"
Antonym: good-natured (indirect, via ill-natured)