Syllable division and stress derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
drive-in is a noun meaning "any installation designed to accommodate patrons in their automobiles". It carries one recorded sense.
any installation designed to accommodate patrons in their automobiles
Definitions, synonyms and semantic relations for drive-in come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.