The practice of leaving out a letter (commonly 'h') at the beginning of words in order to sound "quirky". Sometimes mistaken for cockney, but it's not actually cockney. A practice started by 'e who must not be named.
Person 1: 'ey man, what's going on. I just ate a 'uge 'elping of 'am and stuffing.
Person 2: Stfu, Arcadio.