A sleepday is a day in which you have nothing of importance to do, and do nothing but lay in bed and sleep the entire day away. Tend to be pretty bad ass.
Nielsen: Hello, chap.
Oliver: Why, hello there. I had quite the sleepday yesterday.
Nielsen: That's fine. Why are you fucking my wife, Oliver?
Oliver: Huh?
Oliver: Why, hello there. I had quite the sleepday yesterday.
Nielsen: That's fine. Why are you fucking my wife, Oliver?
Oliver: Huh?
by YapmelkXela February 20, 2010

Someone that only thinks about themself. It's basically calling someone selfish, but more redundant.
Gary: Dude, can I have some cigarettes?
John: No! They're all mine! Fuck off!
Gary: Dude, fine. Y'don't need to be a selfish shellfish about it. Fuck.
John: No! They're all mine! Fuck off!
Gary: Dude, fine. Y'don't need to be a selfish shellfish about it. Fuck.
by YapmelkXela October 14, 2009

Ming: What is with my boyfriend and his damn prejaculation?
Dawn: Mmm... Alex prejaculates all the time and I love it.
Dawn: Mmm... Alex prejaculates all the time and I love it.
by YapmelkXela February 12, 2010

Boris: How do you like that pornstar Tori Black?
Orville: Oh, I'd like to put it in her keister!
Boris: She's quite the laidy!
Orville: Oh, I'd like to put it in her keister!
Boris: She's quite the laidy!
by YapmelkXela October 18, 2009

is when you "rock out" or "jam" in your PJ's. While mostly common when playing the video game Rock Band, this can also be done playing 'real' instruments.
Henry: Hey, Sean, wanna pajam tomorrow morning?
Sean: Hell yeah Henry! I love pajamming after a sleep over with you!
*kisses*
Sean: Hell yeah Henry! I love pajamming after a sleep over with you!
*kisses*
by YapmelkXela December 07, 2009

The act of cussing someone out and/or yelling at that person online on a website forum or in an instant messenger.
Mark: HOW ABOUT YOU SHUT THE FUCK UP BEFORE I FUCK YOUR DOG?
Tom: Why are you capping me? You're a jackass.
Tom: Why are you capping me? You're a jackass.
by YapmelkXela December 06, 2009
