correct idioms

[oliviasmith]

between these two idioms i want to know which one correct idiom.
1.there's no such thing as a free lunch.
2.there's nothing such a free meal.( i get this idiom from high school )

 

[mykwyner]

In fact, the actual idiom is:

There ain't no such thing as a free lunch.

Look here: Free lunch - Wikipedia, the free encyclopedia

 

[riverkid]

between these two idioms i want to know which one correct idiom.
1.there's no such thing as a free lunch.

This is the one that I know and have heard all my life, Olivia.


2.there's nothing such as a free meal.

( I [get] got this idiom from high school )

I've never heard #2.