Definition of "half-cracked" [half•-cracked]

• Half-demented; half-witted. (adjective)

Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)

• "Sometimes I fall asleep with one eye half-cracked open, watching for the blinky-blink of my BlackBerry beside me."
• "Martin stood his ground and Lena realized she sounded half-cracked."
• "And while she looked like Pallas Athene, I suspected she was half-cracked - flung herself about in gymnasiums and went on starvation diets and wrote poetry and asked for a lunatic asylum as a birthday present, so I'd been told."