fathead
A dull, stupid, or foolish person. I can't believe you sold your car to pay for a video game console. You can be a real fathead sometimes, you know that?
fatheaded
slang Stupid. Please don't get caught up in Will's latest fatheaded scheme—they never work out.
fathead
n. a stupid person; someone who has fat where brains ought to be. You can be such a fathead!
fatheaded
mod. stupid. Let’s not come up with another fatheaded plan. This one has to make sense.