Top Definition
A nanumbot, is a ribeana carton which has been into the shape of a robot. To make a nanumbot pull up the tabs on the side and the bottom of the carton, and put the straw in the top.

Nanumbots make the noise ululululululululululululuululu
Oh look its a nanumbot, its saying ululululululululululu. That means hello john.
by Sam Hall June 05, 2007

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