Meaning offatheadin English

Noun

1. a Mississippi valley fish (Pimephales promelas)
   The fathead is a common species of fish found in freshwater lakes.
2. a California food fish (Semicossyphus pulcher)
   In California, the fathead is a prized catch for its flavorful flesh.
3. a genus of fish (Cubiceps species)
   The fathead fish has a distinctive appearance with its large head.
4. a foolish or stupid person
   My brother can be such a fathead when it comes to making decisions.