Top Definition
fat child who eats other peoples food without owners consent, and stores the left overs in his fanny pack ( in fluffs often hide near trash cans or brown cars, when a hungry in fluff is desperate it may feast upon ferns, grasses, or jungle cats) One might describe a in fluff as a portly boy,or one with a bowl cut. If a teen does not take extreme caution when sleeping a in fluff may feed upon yellow puss of the teens zit.
Have you seen william lately he's looking a lot like an in fluff.
I'm sick and tired of these in fluffs coming in and eating my vegetation.
by J-DOG wallace May 13, 2011

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