the sexual act of sticking a hot dog in your partner's anus and eating said weiner
person 1: hey did u give your gf a fun charlie?
person 2: hell yeah i ate that thing right out of her pooper!
person 1: yo dawg thats kinky AF'
by mrfuncharlie May 13, 2011
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the sexual act of inserting a hot dog weiner into your partner's anus and proceeding to eat it.
A Fun Charlie may also be performed with assorted toppings, such as, but not limited to:
ketchup, mustard, mayonnaise, hot sauce, or relish.

when the hot dog is inserted into a vagina, it is referred to as a "Fun Amy"
Bob performed a Fun Charlie by inserting a hot dog weiner into his girlfriend's butthole, adding some relish and steak sauce, and then gladly devouring the weiner.
by himynameischarlie May 25, 2011
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