expressing an irrational solution for a everyday problem;
impulsive and immature idea without thought;
to say an thought or idea that requires facepalm;
you just pulled a dian
wow, you just dianed
example of a "dian":
"if oil is running out everyday, why don't we just make more?"
"if people are starving to death, why don't we feed them?"
"why don't we just ship money to poorer nations?"