Top Definition
1. Synonym for kicking ass, or doing something awesome
2. Hyperbole for describing something awesome
3. Doing something insane
1. Greg: I did the run with a laptime of 2,3 minutes
Chris: Woah man! You were totally blasting staircase!

2. Greg: Do you remember the devils three-way we had yesterday?
Chris: Hell yeah! It was blasting staircase!

3. Greg: Yesterday I was blasting staircase!
Chris: How come?
Greg: I did a backflip from a 50feet drop, landing in a shopping cart and win a nascar race!
by The staircaseblaster January 12, 2011

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