mobile - noun

a river in southwestern Alabama; flows into Mobile Bay

a port in southwestern Alabama on Mobile Bay

sculpture suspended in midair whose delicately balanced parts can be set in motion by air currents

mobile - adjective

• moving or capable of moving readily (especially from place to place)
• migratory
• having transportation available
• capable of changing quickly from one state or condition to another
• affording change (especially in social status)

mobile - thesaurus

fluid   nomadic   peregrine   roving   wandering