due to extreme tiredness one becomes giddy with uncontrollable laughter, also described as naturally high
Jenkins:"Hey Bob! guess what?"
Bob: "What?"
Jenkins:"Fruit Loops!"
Bob:ahahahahahahaha!*laughs uncontrollably*
Jenkins:"Dude you're so slaphappy"
Bob: "What?"
Jenkins:"Fruit Loops!"
Bob:ahahahahahahaha!*laughs uncontrollably*
Jenkins:"Dude you're so slaphappy"
by sami and syd July 2, 2006
 Get the slaphappymug.
Get the slaphappymug. 1) He got slaphappy with Amber.
2) Dude, you gotta stop being so slaphappy. I need to use the bathroom.
3) Don't piss of John. He's slaphappy today.
2) Dude, you gotta stop being so slaphappy. I need to use the bathroom.
3) Don't piss of John. He's slaphappy today.
by TheJEnigma March 23, 2004
 Get the slaphappymug.
Get the slaphappymug. Elated to the point of slapping one's grandma. Slightly happier than slap happy, but not as happy as slaphappiest while in a state of stupor or suffering from a lack of sleep.
by Ranger Wordsmith March 19, 2015
 Get the slaphappiermug.
Get the slaphappiermug. Slaphappy, you won the lottery!
by Jeff Geraisun October 20, 2017
 Get the SLAPHAPPYmug.
Get the SLAPHAPPYmug. Substitute teacher: Greg, can you answer this problem?
Greg: Your Mama!
Subsitute tecaher: Excuse Me?
Greg: Your Big Fanny Granny!
Subsititute Teacher: Well I hardly think that's -
Greg: Your Slaphappy Grandpappy!
Greg: Your Mama!
Subsitute tecaher: Excuse Me?
Greg: Your Big Fanny Granny!
Subsititute Teacher: Well I hardly think that's -
Greg: Your Slaphappy Grandpappy!
by middle_school_'lOsEr' December 30, 2009
 Get the Your Slaphappy Grandpappymug.
Get the Your Slaphappy Grandpappymug. One who frequently masterbates
by winterkyles January 4, 2013
 Get the Captain Slaphappymug.
Get the Captain Slaphappymug. by Tom Dumb February 10, 2024
 Get the slaphappymug.
Get the slaphappymug.