"Tom Walker" is a character from the short story "The Devil and Tom Walker," written by Washington Irving. He is depicted as a miserly and greedy man who makes a deal with the Devil in exchange for wealth. Tom's character embodies the themes of greed and moral corruption, showcasing the consequences of his choices. The story is set in early 18th-century New England, where Tom's encounter with the Devil leads him to become a usurer, exploiting others for his gain. Ultimately, his greed leads to his downfall, illustrating the moral lesson that wealth obtained through unethical means can lead to dire consequences.