say it: uhn-pree-PERD
unprepared is an adjective meaning "without preparation; not prepared for". It carries one recorded sense.
without preparation; not prepared for
“unprepared remarks”
“the shock was unprepared”
“our treaty makers approached their immensely difficult problems unprepared”
Definitions, synonyms and semantic relations for unprepared 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.