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Of or relating to being childish in nature.
"STFU tim, god you're so fucking duplo.
by Tony Lalonde October 19, 2002
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adj. Marked by a comically dated appearance, which at one time passed for "cutting edge" or "high tech". Usually insinuates lesser technological value.
Orig: "Duplo Lego" set, made in 1977.
Iphones make every other cel phone look totally duplo.
by Analog Pixel January 17, 2008
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