say it: DEH-pyuh-tee
deputy is a noun meaning "someone authorized to exercise the powers of sheriff in emergencies". It carries 4 recorded senses.
someone authorized to exercise the powers of sheriff in emergencies
an assistant with power to act when his superior is absent
a person appointed to represent or act on behalf of others
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 deputy come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.