Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
rubber-necking is a noun meaning "going about to look at places of interest". It carries one recorded sense.
going about to look at places of interest
Definitions, synonyms and semantic relations for rubber-necking come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.