We use this phrase in 2 different meanings and the both meanings are popular.
NO WAY有兩種不同的意思，這兩種意思都很流行！
1
The first meaning is to tell someone that something isIMPOSSIBLE.
第一個意思是告訴某人某事是不可能的。
They are two uses for this one: in a longer sentence, and as a short answer.
作為這個意思，no way有兩種用法：一是使用在長句中，二是作為一個短回答而使用。
We use no way as a short answer when you want to say NO or to answer NO - it is used by itself without any sentence.
當你想說不或回答不時，你說NO WAY來強調你的否定，這種情況它是單獨使用的並不用在句子中。
2
The second meaning of no way is to express surprise or shock or to tell that you don’t believe someone!
第二個意思是表示驚訝或震驚，或者告訴別人你不相信他！
Instead of saying 『Wow!』 or 『Really?』 we can alternatively use NO WAY.
一種替換掉「哇」或「真的嗎？」的說法。
3
We also have a slightly different phraseIN NO WAY= orNOT IN ANY WAYwhich basically emphasizes that a statement is not true at all.
此外，我們使用短語IN NO WAY或NOT IN ANY WAY，含有強調一個陳述是不真實的意思。
For example, In no way I’m going to tell her. OR Thses events are in no way related.
例如，我決不會告訴她的。或者，這些事件沒有任何關聯。
4
Sometimes, you can encounter the spelling of an adverb 『NOWAY』 = or even 『NOWAYS』, written as one word.
有時候，你會遇到副詞NOWAY 甚至NOWAYS的拼寫，寫成一個單詞而不是分開的。
Don t be confused. They have the same meaning as IN NO WAY.
它們的意思與IN NO WAY相同。
For example, She is noway responsible for the accident. OR In noways this bus can arrive before 11 pm.
例如，她對這次事故根本沒有責任。或者，這車11點前不可能到。