Webster Dictionary(0.00 / 0 votes)Rate this definition: 1  Tremulous(adj) shaking; shivering; quivering; as, a tremulous limb; a tremulous motion of the hand or the lips; the tremulous leaf of the poplar. 2  Tremulous(adj) affected with fear or timidity; trembling.
A mobile identification number (MIN) is a serial number that uniquely identifies a cell phone services subscriber within a mobile carrier network. It is used by mobile phone services providers to identify subscribers within its database, specifically when routing calls.
A unique ID was available for each app on the same device. Windows Advertising ID â the new unique identifier used on Windows phones running Windows 8.1 and later. This is an Advertising ID similar to the Android Advertising ID and the iOS IDFA and should be used to identify devices.