A person or thing that has an idiotic demeanor and may have dumbass tendencies or be whack without even being aware of it, or may simply just be similar to a smacked or slapped ass.
"Dude, did you hear that Cade was hanging out with Tiff again the other night? Man, he's so smacked bro."

"Can you believe Emily is making us scrape all these trays by ourselves? This is so smacked."

"What the hell? This guy just ordered a delivery five minutes before close. He's such a smacked ass."

“Did you catch what Trump said yesterday at the White House? He is smacked as hell. I can’t beleive he has supporters what a bunch of lil’ smackies.”
by lilsmackie515 September 26, 2018
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When someone has taken ecstacy and after the energetic facet of the drug has worn down, the user feels like they want to sleep. They could even sleep on the ground in the middle of the city. Usually comes as an after-effect of a really energetic night then a few hours later you feel really tired. Probably because the energy is coming from no-where and your adrenal glands are putting out energy they don't have.
'What's wrong man?'
'Awww fuck I'm smacking hard.'
by Erin Hellyeah May 29, 2008
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disrespectful comments made toward or about someone

all through the interview, all he did was talk smack about A-Rod...not cool!

"don't lay any of your smack on ME, flip!"
by ColdOne November 14, 2005
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To hit, usually with one's hand
Roger: I'm going to smack you in the face!
by gbiche April 23, 2006
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act of being bent, smoked up, high, drunk

when someone is "Smacked" that means that they are either high or drunk. You see a man, " yo, he's smacked as hell", that means he's high.
by Ohmod Logan June 23, 2006
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Food that's so good it makes you "smack" so you call it smacks or smackables
Bruh that food smack
Let's go get some smacks
by Hunaveli December 20, 2016
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Slang for Herion, originates from the sound of the herion user prepping veins for injection.
Merdeith is smacking her arm to prep for the injection of smack.
by Antonio Xias Georgé September 16, 2018
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