Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
one-spot is a noun meaning "a domino or die whose upward face shows one pip". It carries one recorded sense.
Definitions, synonyms and semantic relations for one-spot come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.