stoozer n. a person who makes a profit from differing interest rates by moving balances between credit cards. Also v., to stooz. Etymological Note: From the discussion forums of the Motley Fool financial web site, where the user “Stooz” is a proponent of such actions. According to the FAQ created by Stooz, the first post referring to stoozing appeared on the site January 2, 2004. (source: Double-Tongued Dictionary)