Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
self-involved is an adjective meaning "absorbed in your own interests or thoughts etc". It carries one recorded sense.
absorbed in your own interests or thoughts etc
Definitions, synonyms and semantic relations for self-involved come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.