for-instance

An example: "Here's a for-instance that happened to me in Jackson" (Jean Anderson).

Also, for instance. As an illustration of something, as in Dress casually, in blue jeans, for example, or This program has problems--for instance, it's hard to retrieve lost data. The first expression, which dates from the late 1500s, is used throughout this book to illustrate how an idiom is used. The variant dates from the mid-1600s.

The adverb has one meaning:

Meaning #1: as an example
  Synonyms: for instance, e.g.