Why is the title "Matched"?

Matched is the perfect title because it's what the story is all about. From the first, we are made completely aware of the computerized matching utilized to "match" couples and produce genetically, healthy children.

“Everything,” I tell him, and it’s true. I’ve waited so long for this: for my Match Banquet. Where I’ll see, for the first time, the face of the boy who will be my Match. It will be the first time I hear his name. I can’t wait.