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.
All mobile devices are identified by an Electronic Serial Number (ESN) or a Mobile Equipment Identifier (MEID). Some devices may display the ESN or MEID under the battery, below the battery or on the back of the phone.