After the Civil War,some whites were so poor they had to crack their own corn because the could not afford mill.

Literally everyone, ever. Including the writer of this definition.

Cracker, is a term of contempt for the "poor" or "mean whites," particularly of Georgia and Florida. The term dates back to the American Revolution, and is derived from the "cracked corn" which formed their staple food.

Cracker is a game played between 2 or more people with dicks. A cracker is placed before each crank and on the count of 3 the participants race to ejaculate on their cracker. The last one to complete the orgasmic release must eat everyone else's spooge covered saltine.

British slang, meaning a thing that is excellent.

A chemical herb which induces the powers of bliss, essentially getting one high.

A "talker" in the sense of a Gaelic word meaning talk..."craic". The term was originally used to describe Scots, Irish and Ulster-Scots and -Irish (many of whom settled in the Southern US) with the "gift of gab". As these folks were almost exclusively Caucasian, it somehow (don't know) evolved into a derogatory term for them.