The sequence of letters which you get from pressing all of the first column keys on a TI-83, TI-84, TI-84 Plus, or a TI-84 Plus Silver Edition calculator.

You obviously got here because:

A) You are procrastinating on your maths homework.
B) You are really fucking bored.
Person 1: hey man, check out this word thing i can make by sliding my fingers along these buttons on my calculator. "ADINSX"

Person 2: lol cool man, you should look that up on the urban dictionary.
by xSEXx March 2, 2012
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