brainless

I'm not saying that bombast is automatically brainless.

One of Wales' leading entrepreneurs, Alan Peterson, who has run companies across the UK, Europe and north America said indiscriminate global tariff enforcement was a "brainless policy".

“Grass,” Victoria sighs brainlessly, and she checks out from reality again, unaware that vapid admission has cast her in the grim two-hander playing in her frantic husband's head.

The dialogue was more dignified: no brainless chatter or mawkish introductions.

“That brainless brother of yours will welcome any reason to miss these last weeks of mouse school. He’d sooner drown than finish the semester.”