In and ldquoThe Notorious Jumping Frog of Calaveras County and by Mark Twain Jim Smiley is a .?

In "The Notorious Jumping Frog of Calaveras County" by Mark Twain, Jim Smiley is a gambler who loves to bet on various contests and competitions, including frog jumping. He is characterized as extremely competitive and always looking for an opportunity to make a wager.