Most prominently used in Lauren Faust's reincarnation of My Little Pony show, Friendship is Magic, and its fans who call themselves bronies. It is a pony-speak for "ladies and gentlemen", or more appropriately, "boys and girls". It is related to somepony, anypony, everypony, etc.
"Fillies and gentlecolts! As mayor of Ponyville, it is my great pleasure to announce the beginning of the Summer Sun Celebration!"

-Mayor of Ponyville, The Mare in the Moon pilot episode.
by nickodavincireborn April 5, 2011
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Commonly used in My Little Pony: Friendship is Magic fanfictions. A Filly Fooler is a pony that is attracted to the same gender.
In FlutterDash shippings Rainbow Dash and Fluttershy are depicted as Filly Foolers
by EpicDash377 March 3, 2015
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A purposeless interpretive dance involving finger-to-cheek pokes done by girls. This dance is aimed to further prove the dancers' inane and insignificant existence. It is uselessness at its worst.
Girl 1: Uhh, uhh break it down! Silly it, filly it!
Girl 2: Silly filly!!!!!
Girl 1: Bob! Do the silly filly!
Bob: (walks away)
by headbandgirls July 1, 2009
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A dance done by stupid girls which involves one finger poking the left side of face and another finger poking right side of face while simultaneously screaming "Silly! Filly!" in a high-pitched shrill voice. Usually done by people with the need to advertise their stupidity.
girl one: "OMG!" A bird!
girl two: "This calls for the Silly Filly!"
by alienhead99 June 28, 2009
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The art of fucking a girl from behind (vaginally) and then pulling out and forcefully sticking it in her ass thus causing her to kick backwards in a bucking fashion. The bucking will normally be in the old nutsack area which may be pleasureable to some men.
I've always wanted to date an equestrian, but I am afraid she may be a bucking filly.
by Two Girls One Cup December 21, 2009
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conjugated from the phrase "silly girl". a phrase used to describe a very silly girl or female in general. also a name used to describe Kia and Liane
yo that girl is foolish... what a filly stirl
by Beyenne May 19, 2007
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1. Slang word for Filiberto's, a Mexican fast food chain in Arizona and California open 24 hours.
"I'm hammered dude, let's go get some Filly B's!"
by Skeevy Weave May 19, 2008
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