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Someone who is smart in school, but is dumb in almost all real life situations.
John got an A+ on his math test, later, he bragged about his new iPhone 5S and left his locker unlocked, and it got stolen. what a smart idiot.
by ka6802 October 29, 2013
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2
being really really smart and not being able to do anything with it
dora the explorer is bilingual at age 4 yet she still can't find the mountain, she's a smart idiot
by dump cake August 01, 2010
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3
The way of saying a funny sentence and being an idiot while you're throwing some knowledge there.
A: What if the Blackhawks will win by throwing deep overs and then when they go for a touchdown they will go for a run.
B: No don't be a smart idiot, if they get caught while using the run instead of going for a shot for a point they can drop both points.
by milkweed123 August 03, 2016
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