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

lose personal contact over time

lose personal contact over time

masses of ice floating in the open sea

a large fishnet supported by floats; it drifts with the current

change from a waking to a sleeping state

the deviation (by a vessel or aircraft) from its intended course due to drifting

a wanderer who has no established residence or visible means of support

larger butterfishes of the western Atlantic from the New York area to the northern Gulf of Mexico

small (6 inches) tropical butterfishes found worldwide

aimless wandering from place to place

continually changing especially as from one abode or occupation to another

wood that is floating or that has been washed ashore