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Extremely obnoxious and huge; large and in-charge, if you will.
A word typically used instead of "big" or "annoying" in order to make yourself sound more intelligent than you actually are.
A bona fide Brooke(TM) word.
(used in place of big)
"What is with that obstrompulous chick blocking my view?"

(used in place of annoying)
"My history teacher gave us such an obstrompulous homework assignment, it's so redundant."
by PantlessWonder November 10, 2009
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