There ain't no such thing as a free lunch Meaning in English
expression
Definition
This saying means you can't get something for nothing; everything has a cost, even if it's not obvious.
Usage & Nuances
Very informal, uses double negative and spoken grammar. Commonly used to warn that 'free' offers often have hidden costs or obligations. Abbreviated as TANSTAAFL in some academic/economic contexts. Not used in formal writing.
Example Sentences
There ain't no such thing as a free lunch. If someone offers you something, they want something back.
basic
My dad always says, 'There ain't no such thing as a free lunch,' when I want something for nothing.
basic
He learned the hard way that there ain't no such thing as a free lunch after joining that program.
basic
If it sounds too good to be true, remember, there ain't no such thing as a free lunch.
natural
They offered free tickets, but there ain't no such thing as a free lunch—I had to fill out a long survey first.
natural
You can take those 'free trials,' but just know, there ain't no such thing as a free lunch in the end.
natural