Is this correct: "you aint seen nothing" ?

For that to be a sentence, it would have to begin with a capital letter and end with the appropriate mark of punctuation.

Thanks
But I meant its meaning so I didn't care about what you've said.

"You ain't seen nothing yet" is a common idiomatic phrase in the US, but it is not correct English. "Ain't" isn't a proper word, and it is a double negative. More properly it would be phrased, "You haven't seen anything yet."

What it means is, basically, 'what you have seen is nothing in comparison with what is to come'.
For example, a soccer/football player might score a goal, impr

Bbk_agpThanksBut I meant its meaning so I didn't care about what you've said.

OK, but you should care. I thought you were here to learn English.

enoon Bbk_agpThanksBut I meant its meaning so I didn't care about what you've said.OK, but you should care. I thought you were here to learn English.

Ok, you right. I should write it correctly.
Thanks.