Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
scratcher is a noun meaning "a workman who uses a tool for scratching". It carries 3 recorded senses.
a workman who uses a tool for scratching
a person who scratches to relieve an itch
a device used for scratching
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for scratcher come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.