An unkempt/filthy person of middle to upper class suburban descent (usually white) who in an attempt to rebel against their parents and the establishment cease all forms of hygiene and employment and live off their parents' money while attending music festivals and consuming copious amounts of psychedelic drugs.

When not scoring drugs in festival parking lots, they can be found driving from thrift store to thrift store looking for patchouli and crocheted dread lock caps.
Did you see that festy kid trippin face at Vibes shouting the 4 Grateful Dead lyrics he knew?

Muffy and Charles were appalled to learn that their beloved son Preston had succumbed to the festy kid movement and had drained their bank account in order to follow the Disco Biscuits summer tour.
by indyrae/sarahparker August 3, 2010
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That friend that you can always count on to go to a show or festival with you
Emilee: Should we get tickets for that music festival next weekend?
Amber: Of course, I'm your Festie Bestie.
by BZ_BB_843 February 18, 2022
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A woman you meet then become intimate with for the duration of a weekend camping music festival.
Brah, I just saw Andromeda, my festie wife from Bonaroo 2011; we spent more time in my tent than seeing shows for fours days.
by scamper May 28, 2020
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A possible nickname for an orgy. Can also be used in a more formal way; testicle festival.
That party last night sure was a testy festy
by krusont September 29, 2021
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When you hook up with a guy at a festival whose testicles are sweaty and smelly.
I'm so excited to hang out! But if you wanna do your own thing or you know...have a festie testie encounter be my guest.
by ClawGee April 9, 2014
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To suddenly desire a shit ton of food after consuming cannabis or alcohol.
“Yooo the festies are kickin my ass, i just ate 3 Bacon Egg n Cheese w Avocados and a glizzy” -Steven Skylar Sable
by Dykey Buttcrack November 22, 2022
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