fathead
noun
Definitions
An idiot; a fool.
Example: You fathead! You forgot to put the milk in the fridge and now it's spoiled!
A cyprinid fish of the Mississippi valley, Pimephales promelas, the black-headed minnow.
A labroid food fish of California; the California sheephead. Semicossyphus pulcher.
A blobfish, Psychrolutes microporos