What does "empty-headed" mean?

Silly and lacking sense or discretion; featherbrained or scatterbrained.

Empty-headed

Common synonyms include: harebrained, peabrain, absent-minded, addlebrained, addlepated, airheaded.

adj

adj ·Common ·High school level

Adjective

1
Silly and lacking sense or discretion; featherbrained or scatterbrained.
"Never has a group of actors uttered as many mealy-mouthed platitudes as you'll find bouncing off the walls of this empty-headed film."
2
Stupid.
"“Doesn't matter. That man is not the leader.” “But he is the main guy on the show.” “He is an actor, Nandor. A simpleton who paints his face. He is an empty-headed puppet who thinks the world loves him, when in actual fact, he is nothing more than a lapdog begging for scraps.” [groans] “No, he is not the leader. That would be another devil who pulls the strings. The halfwit they call the director.”"