A Didly Slapper is funny but can be annoying at times.A Didly Slapper is a person who is shy and is afraid of tasks in life.When the crush of the Didly Slapper asks about him/her the Didly Slapper will reply "Meagrhh"when nervous.
n. software that is no longer sold or supported by the original publisher / developer, often found as free downloads on the internet because it cannot be obtained elsewhere. Not legal, but often seen as morally acceptable because the company that made it is no longer selling the title, nor releasing it as freeware, therefore abandonware is "keeping the gamealive", so to speak.
Doom II is not abandonware because idstill sells it, while The Incredible Machine is not sold, therefore is abandonware.