Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
discourteous is an adjective meaning "showing no courtesy; rude". It carries 2 recorded senses.
lacking social graces
Definitions, synonyms and semantic relations for discourteous come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.