If you describe someone's behaviour as maniacal, you mean that it is extreme, violent, or very determined, as if the person were insane. adj. (disapproval) He was almost maniacal in his pursuit of sporting records..., She is hunched forward over the wheel with a maniacal expression.
It was his way of telling his friend he knew he was dying. It was his way of saying good-bye to him. In May of this year Gary Cooper, 60, died of cancer. Hemingway was too ill to attend the funeral, although he was an honorary pallbearer. Less than two months later, 62-year-old Papa, despondent and depressed by Coop's death, shot and killed himself.
Former Thin Lizzy guitarist Gary Moore was five times drink drive limit when he died. Former Thin Lizzy guitarist Gary Moore died after drinking enough alcohol to put himself nearly five times over the drink-drive limit, tests have shown. The musician suffered a heart attack brought on by the massive amount of booze he knocked back at the start of a sunshine holiday, the studies showed.