n. A ghost that lives in every iPhone. The ghost is haunting you when you click the iPhone home button once and it clicks twice instead, opening the multitasking bar
(shows friend multitasking bar) Dude, look, there's a home button ghost in this thing!
adj. Extremely stubborn, especially when forced to change a habit.
iBook G4, a laptop ten years old and severely obsolete, was a sign that he was very steel-toed about upgrading computer equipment.