say it: loosh
louche is an adjective meaning "disreputable and dissolute, somewhat agreeably". It carries one recorded sense.
disreputable and dissolute, somewhat agreeably
“a louche nightclub”
“the louche world of the theater”
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 louche 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.