say it: FLAT-hed
flathead is a noun meaning "food fish of the Indonesian region of the Pacific; resembles gurnards". It carries 2 recorded senses.
food fish of the Indonesian region of the Pacific; resembles gurnards
pallid bottom-dwelling flat-headed fish with large eyes and a duck-like snout
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 flathead 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.