referring to the second of two things or persons mentioned (or the last one or ones of several); "in the latter case"
You use latter to describe the later part of a period of time or event. The latter part of the debate concentrated on abortion. = later. the latter the second of two people or things just mentioned former
When two people, things, or groups have just been mentioned, you can refer to the second of them as the latter. He tracked down his cousin and uncle. The latter was sick. Latter is also an adjective. There are the people who speak after they think and the people who think while they're speaking. Mike definitely belongs in the latter category