n.
1.a force that moves something along
2.the gradual departure from an intended course due to external influences (as a ship or plane)
3.a process of linguistic change over a period of time
4.something that is heaped up by the wind or by water currents
5.a general tendency to change (as of opinion)
6.general meaning or tenor
7.a horizontal (or nearly horizontal) passageway in a mine drift v.
1.be in motion due to some air or water current
2.wander from a direct course or at random
3.move about aimlessly or without any destination, often in search of food or employment
4.vary or move from a fixed point or course
5.live unhurriedly, irresponsibly, or freely
6.move in an unhurried fashion
7.cause to be carried by a current
8.drive slowly and far afield for grazing
9.be subject to fluctuation 10.be piled up in banks or heaps by the force of wind or a current
