free lunch
US /friː lʌntʃ/
UK /friː lʌntʃ/

1.
makan siang gratis, sesuatu yang gratis
something that is obtained without effort or cost, often implying that such a thing is rare or nonexistent
:
•
There's no such thing as a free lunch; everything has a cost.
Tidak ada yang namanya makan siang gratis; semuanya ada harganya.
•
He thought he could get rich quickly, but he soon learned there's no free lunch.
Dia pikir dia bisa kaya dengan cepat, tapi dia segera belajar bahwa tidak ada makan siang gratis.