Top definition
When you step on a stair that is not there
I fell because I stepped on an air stair
by supsauce November 03, 2013
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2
When you walk up a stairway and trip on an imaginary stair
I was bringing pizza upstairs when I tripped on an air stair.
by ScienceFreak77 October 10, 2016
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Golden Shower Plush

He's warmer than you think.

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