The term GENESIS GUY refers to two characters from the book of Genesis in the Bible. The first character is Esau, who was the twin brother of Jacob and the son of Isaac and Rebekah. He was known for his hunting skills and was favored by his father. The second character is ADAM, who was the first man created by God and the husband of Eve. He was the progenitor of the human race and was given dominion over all living creatures.