say it: uhn-SUR-vuh-suh-buhl
unserviceable is an adjective meaning "not ready for service". It carries 2 recorded senses.
not capable of being used
Definitions, synonyms and semantic relations for unserviceable 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.