When it Hays a lot during the night and then the next day there is so much hay you can not get out of your house. And as such you have a totally awesome time.
Dude1:Dude! We got a hayday today!
Dude2:Yea dude these come once in a blue moon!
by Drpepperx December 13, 2010
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when an upper classman or group of upperclassmen designate a day to go beat the living hell out of any underclassmen that gets in there way or just looks like they could use a good beating
next tuesday im having a fuckin hayday with all those annoying freshman!
by pure justice August 22, 2008
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Something people say to feel like they've matured and grown when they truly have not.
Person 1: Back in our hayday we didn't get this much homework.
Person 2: You fool, what hayday? We always got this much work!
Person 1: Oh yeah. What's wrong with me?
Person 2: My thoughts exactly.
Person 3: Did someone say hayday? I was quite the baller in mine.
Person 1: Go away dude.
Person 2: Yeah nobody asked you!
by bleached101 June 14, 2019
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a pure Mexican cunt, who doesn't know when to close his semen filled, burrito eating face and gets boned regularly by horny african men riding ostriches.
by Deathswing Harbinger May 30, 2013
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