say it: DI-skoh
disco is a noun and verb meaning "popular dance music (especially in the late 1970s); melodic with a regular bass beat; intended mainly for dancing at discotheques". It carries 3 recorded senses.
popular dance music (especially in the late 1970s); melodic with a regular bass beat; intended mainly for dancing at discotheques
a public dance hall for dancing to recorded popular music
dance to disco music
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 disco 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.