1. Another way of saying "wow" but usually not particularly used in awe. Instead, it may be used in shock, surprise, dismay or all of the above. May be followed by a sweatmark.
2. Taken from the Mario Twins parody
1. Person A: Man I feel like throwing a tv at my fcking boss.
Person B: Oh...le wow O_O;;;
Boy: I was getting crunk last night when all the sudden I found myself makin out with Joe...
Girl: OH LE WOW...!! O____O!!!
2. Mario: "I got a new system!"
Luigi: "You did nyot!"
(Mario drops his system, proving he indeed did buy one)
Luigi: .... wow.