From Longman Dictionary of Contemporary Englishsarkysar‧ky /ˈsɑːki $ ˈsɑːr-/ adjective British English informal x-refsarcastic
Examples from the Corpus
sarky• I thought she was being sarky about my bouquet but then I realized all the rooms were named after flowers.• I parked behind it and prepared some sarky backchat if the owners turned out to be sightseers.• It was, I thought, the last time that she would make sarky remarks about a fellow medium's performance.Origin sarky (1900-2000) sarcastic 