Multiple choice general knowledge What is the expansion of Yahoo? Yet Another Hierarchically Officious Oracle Yet Another Hierarchy of Officious Oracle Yet Another Hierarchical Officious Oracle Yes, Another Hierarchy of Officious Oracle Reveal answer Fill a bubble to check yourself C Correct answer Explanation Yahoo! stands for Yet Another Hierarchical Officious Oracle. The founders, Jerry Yang and David Filo, selected the acronym because they considered themselves to be officious.