0 in a way that is not reasonable, wise, or practical, or that does not follow a plan or system that has been carefully thought about: --
She illogically decided to travel to Istanbul, where none of her relatives remain.
The system that was supposed to act in her best interests illogically bounced her from foster home to foster home.
They were one of the most futuristic bands of the 1970s and also, illogically, one of the least influential.