To be so tired that you act loopy, extreme tiredness. Origin: combination of the words sleepy and loopy
Speaker 1: Wow! Did you see mom she was so tired she was slurring her speech
Speaker 2: Ya! She's sloopy
When your dick gets soft and limp prematurely, usually before sex.
Michelle: Yo, you down to fuck?
John: I'm afraid my dick is too sloopy.
Sloopy was a colloquialism used in cuba around the 50's and 60's toward women that you would walk by, generally in the street.
A guy walked passed a woman in the street, and said "Hey Sloopy, how are you doing?"
Sad, groggy, and possibly seasonably depressed.
I was feeling sloopy so I played video games all day instead of going out with friends.
An acute medical emergency requiring an immediate and advanced emergency medical workup, where a patient has a sudden onset of sleepiness and loopiness all at once. If one experiences a state of sloopiness, they should be rushed to the nearest trauma center and taken directly to the OR for STAT neurothoracotomy.
Brent: damn dawg, I feelin sloopy...
Matilda: Oh word? Pass that sloopy to the left....