Top Definition
Every day, from here on out, is post 9/11. Referring to it usually implies that something was to be learned on 9/11 and has not been, usually security driven.
It is unbelievable that in a post 9/11 world we still allow Taco Bell to exist!
by Master Christ St. John June 14, 2006
5 Words related to post 9/11

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