Can we say “晚安” to a male/female friend (一个普通的朋友）?
In Chinese culture, is it quite normal to say “晚安” to your male/female friend who is not your romantic interest?? Is there any possibility that you are misunderstood if you do? Or does it depend on individuals??

Question

Can we say “晚安” to a male/female friend (一个普通的朋友）?
In Chinese culture, is it quite normal to say “晚安” to your male/female friend who is not your romantic interest?? Is there any possibility that you are misunderstood if you do?  Or does it depend on individuals??

Answer

if you talk with your friend late in night, you can say it when the talk is end, that's nomal and plite.

Answer

it depend on individuals??

Answer

It's just common "good night" = "good bye" meaning. Totally neutral.

Answer

你可以那么说，但是现在晚安有了一层比较新的含义，就是你有点喜欢对方的意思。所以你在和你的朋友说这句话的时候呢，要注意你的语气，你的口气。

Answer

Of course you can say that. But sometimes, Say 晚安 to someone who's having an affair,They're going to think It's a sign of love. 
because 晚安(wan an)=我爱你爱你(wo ai ni ai ni)I love you,love you