slap-happy-grand-pappy 

an older person who is very happy about life & the things around him.

Brian: "Damn Carl, I only had 2 pieces of chicken out of that 12 piece family box last evening!", "you're such a pig!"

Carl: "Yo slap-happy-grand-pappy!"

slap-happy-grand-pappy by T.Wilson January 1, 2013

slap happy 

term used to describe one's mood when sleep deprived or tired. Signs of being 'slap happy' include inane rambling, strange remarks, odd random behavior (such as giving oneself a wedgie), uncontrollable laughter at one's own jokes.

Bob is slap happy today because he was out late last night.

slap happy by ladeefalcn March 31, 2005

Slap-Happy Butt-Smackin' Deal 

An offer you simply cannot refuse to give up.

"Want to go eat some shrimp at that one restaurant you like?"
"Well that sounds like a Slap-Happy Butt-Smackin' Deal, my good sir!"

Slap-Happy Butt-Smackin' Deal by Cyrus9201 October 11, 2013

Slap Happy 

when you are extremely tired (like if you stay up 'till 1 or 2 in the morning) and everything makes you laugh

molly says "OMG!!! THERES A ZIT ON MY NOSE!!! AHH IM GUNA DIE!!!" David starts laughing histerically at that statement. David is "Slap Happy"

Slap Happy by CraZy aZN dUDe August 3, 2005

a slap happy hellacopter 

While getting some head from a dime and ya cant get it up... grab your dick and spin it around in a circle a couple of times to wind up and slap her right across the face with a limp dick!!!

yo i gave ya moms a slap happy hellacopter last night!!!

a slap happy hellacopter by Dave 6 September 23, 2003

slap happy 

The state of being one may experience after abstaining from sleep for a long period of time. Could be described as being so sleepy that you feel hyper and alert.

It's 3 PM, I didn't go to bed last night, but I don't feel sleepy! I must be slap happy.

slap happy by put it on December 23, 2009

Slap happy hour 

Anytime after midnight when anything you and/or your friends say is hilariously funny. You laugh at the dumbest thing and can't control yourself or your friends for that matter.

John laughed at his own fart while burning the midnight oil. It must've been his slap happy hour.

Slap happy hour by Zoomoron June 11, 2019