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when you've been up for like a day and a half and everything anyone says or does is the funniest thing you've ever seen
I'm so sreepy...

ha ha ha ha ha ha!! ha ha haaa ha aha ah a hhha aaahahahha ha haah haha ahha... wooo... ha... (laugh at the fact that you're laughing) etc...

you have the sleepy ha has
by pantsless June 14, 2008
35 5
The uncontrollable laughter reached at the late hours of the night where everything seems funny.
It's 3 a.m. and Claire finds everything amusing because she has the sleepy hahas.
by Sleepyhahas February 09, 2011
9 1
1.being really hyper right before you go to sleep

2. Another form of Apple Pie

3. skydiving from a plane while flying over zambia
1. mom: ahahahahah woooohooo yeahhh aaaahhhh wahhhabbaba
dad: get rid of your sleepy haha's this minute fool

2. John: Bring me a piece of that sleepy haha

3. Susan: I'm going sleepy hahaing on friday june 3rd at 2:09 pm once i get my license
by awsome October 26, 2007
2 3