An expression used to convey ones appretiation of their current situation, most commonly involving the sighting of an attractive girl. The word has also evolved to express the enjoyment of other situations such as eating and drinking. It is derived from the name Amy Zing who is(as at 2011) a moderately popular porn star. The term is usually expressed in a moment of suprise which can occaisionally turn into a moment of faprise.
Two young men are loitering in the shopping mall. An attractive girl approaches them and asks if they would like to join Amnesty International. The two men say no and continue walking. Whilst walking away the man on the left says "Wow that's Amyzing!!" The man on the right says "Yes indeed, that girl is amyzing."