perplexiglass
An emotional barrier that surrounds a spaz that often results in a perplexed look upon the spaz's face; this natural defense mechanism can also affect those who interact with said spaz. Furious, unexplained waffle stomping is a common side effect.
As Jeff approached Lisa to ask her on a date, her perplexiglass turned him right around muttering, "Awwww hell naw!".