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