adrift(p), afloat(p), aimless, directionless, planless, rudderless, undirected (adj)

aimlessly drifting

aimless, drifting, floating, vagabond, vagrant (adj)

continually changing especially as from one abode or occupation to another

"a drifting double-dealer"; "the floating population"; "vagrant hippies of the sixties"

aimless (Adjective)

Without aim, purpose, or direction.