wireless broadband (WiBB) What is wireless broadband (WiBB)? wireless broadband (WiBB): Wireless broadband is high-speed Internet and data service delivered through a wireless local area network (WLAN) or wide area network (WWAN). As with other wireless service, wireless broadband may be either fixed or mobile. A fixed wireless service provides wireless Internet for devices in relatively permanent locations, such as homes and offices. Fixed wireless broadband technologies include LMDS...