The name comes from a combination of 'soy' and 'lentils'.
The film was (loosely) based on an anti-contraception novel, called 'Make Room! Make Room!', by Harry Harrison.
It is, of course, famously made from people.
Now with more girls!
Also available in Red, and Yellow.
Sometimes used to describe a big and nasty lie told by a large company or goverment.
Guy#2 "what do you mean, are you saying it's all lies?"
Guy#1 "Yup, the whole load of it"
Guy#2 "Oh my God... Soylent Green... it's people"
"Mamma's got her Soylent Green on ice."