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Pronounced "g-why"; a colloquial Chinese adjective used most often by parents as a statement of their child's good behavior. Also commonly used in English conversation to describe responsible or respectable behavior among friends, or as an informal term for praise.
Me: Dude, I killed that essay. Worked all night without touching Facebook paid off: I got pretty much full score!
Joe: NICE. So guai!
by r4wr89 June 29, 2011
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2
From the Chinese, 乖, meaning very well-behaved, good.
"Your children are very guai! Not like those brats over there."
by wuzhu February 01, 2018
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3
Meaning cigarettes in south africa. Another word for ent.
Bra let's go smoke this guai my hands are shaking.
by Jirrrbru July 15, 2020
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5
A synonym for cigarettes used by teenagers in South Africa 🇿🇦
Sjo bru, lets go slat a guai before class?
by Miancpt July 15, 2020
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6
El show de la noche pasada fue super mega guai.
by VickyT February 03, 2008
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