Meanings
Fig.: talking to someone who doesn't listen or even pay attention

Examples
You never listen to me: talking to you is like talking to a stone wall
Parlare con te รจ come parlare al muro: non ascolti mai!

Robert tried to change Father's mind about letting him use the car Saturday night, but it was like talking to a brick wall
Roberto ha provato a far cambiare idea a suo padre sul fatto di lasciargli usare la macchina sabato sera, ma era come parlare al muro