Top definition
The act of stuffing ones own face with marshmallows until you either 1. give up 2. reach 10 marshmallows or 2.die
The chubby bunny challenge can also be attempted with friends, usually at teen girl sleep overs. The chubby bunny challenge has became a youtube sensation over the past year. The chubby bunny challenge also has various names such as; fluffy bunny, pudgy bunny, etc. a video of the chubby bunny challenge can be found on youtube by the youtuber named meow rikki
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by bobblopolous February 11, 2014
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