fatsoWiktionary 原文英/ˈfæt.soʊ/美/ˈfæ.t͡soʊ/构词拆解fatsfats词干o-o后缀-o(historical) A vocative or exclamative particle appended to street cries, nautical calls, or names to project a hail or shout. · A colloquializing suffix, typically appended词源说明From fats + -o.释义名词noun1(colloquial, derogatory) Someone who is overweight.