GOOGLE, YAHOO, WINDOW, VIRUS, UMTS, IMEI

1) GOOGLE: Global Organization Of Oriented Group Language Of Earth
2) YAHOO: Yet Another Hierarchical Officious Oracle
3) WINDOW: Wide Interactive Network Development for Office work Solution
4) VIRUS: Vital Information Resources Under Siege
5) UMTS: Universal Mobile Telecommunications System
6) AMOLED: Active-matrix organic light-emitting diode
7) OLED: Organic light-emitting diode
8) IMEI: International Mobile Equipment Identity
9) ESN: Electronic Serial Number