Drift

a force that moves something along

the gradual departure from an intended course due to external influences (as a ship or plane)

a process of linguistic change over a period of time

a large mass of material that is heaped up by the wind or by water currents

a general tendency to change (as of opinion)

the pervading meaning or tenor

a horizontal (or nearly horizontal) passageway in a mine

be in motion due to some air or water current

wander from a direct course or at random

move about aimlessly or without any destination, often in search of food or employment

vary or move from a fixed point or course

live unhurriedly, irresponsibly, or freely

move in an unhurried fashion

cause to be carried by a current

drive slowly and far afield for grazing

be subject to fluctuation

be piled up in banks or heaps by the force of wind or a current