say it: flahyz
flies is a noun meaning "(theater) the space over the stage (out of view of the audience) used to store scenery (drop curtains)". It is pronounced /ˈflaɪz/ — flahyz. It carries one recorded sense.
(theater) the space over the stage (out of view of the audience) used to store scenery (drop curtains)
dramaturgy
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 flies 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.