It is a pejorative term that makes reference to surrogacy. Although it is commonly used, especially in the Internet in womb-for-rent ads, we do not recommend it to be used in any context.
There is no such a thing as a womb for rent—a womb or uterus is not a materialistic thing or an object that can be hired our or rented as if it was a house or a car, for example. When a woman becomes a surrogate, she helps someone else have a baby by "lending" her ability to bear a pregnancy to term.
Read the full article on: What Is Surrogacy & How Does It Work? – Everything You Should Know ( 38).

Andrea Rodrigo
Bachelor's Degree in Biotechnology from the Polytechnic University of Valencia. Master's Degree in Biotechnology of Human Assisted Reproduction from the University of Valencia along with the Valencian Infertility Institute (IVI). Postgraduate course in Medical Genetics.