No bueno

[Sarah]

no good in Spanish

[Rihanna]

An American expression for not good. Bueno means good in Spanish but avoid using this expression in front of anyone who actually speaks Spanish as its not grammatically correct and people will instantly know that you are an American trying to look cultured. Proper Spanish for not good would be No está bien

[Justin Bieber]

not good; thats sucks; yikes!

[Little_Girl]

When one performs oral sex after they have vomited.

[Magaret]

No bueno is a Spanish phrase that translates to no good in English. It is used to express disapproval or negativity towards a situation or thing.