Vacuous – Showing lack of thought or intelligence; mindless
They vacuumed us (vacuous) and all our brains were sucked out, leaving us without intelligence and mindless.
Examples of vacuous in a sentence
Now the election is over, let's hope for a break from all those vacuous speeches.
Dismissing the prosecution's case as vacuous, the barrister asked the judge to throw out the case.
There was no substance to her vacuous claim that she should have been the main beneficiary of the will.