Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
burnt-out is an adjective meaning "exhausted as a result of longtime stress". It carries 3 recorded senses.
exhausted as a result of longtime stress
“she was burned-out before she was 30”
inoperative as a result of heat or friction
“a burned-out picture tube”
destroyed or badly damaged by fire
“a row of burned houses”
“a charred bit of burnt wood”
“a burned-over site in the forest”
“barricaded the street with burnt-out cars”
Definitions, synonyms and semantic relations for burnt-out come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.