the gradual departure from an intended course due to external influences (as a ship or plane)
be subject to fluctuation; "The stock market drifted upward"
a process of linguistic change over a period of time
drive slowly and far afield for grazing; "drift the cattle herds westwards"
cause to be carried by a current; "drift the boats downstream"
move about aimlessly or without any destination, often in search of food or employment; "The gypsies roamed the woods"; "roving vagabonds"; "the wandering Jew"; "The cattle roam across the prairie"; "the laborers drift from one town to the next"; "They rolled from town to town"
be in motion due to some air or water current; "The leaves were blowing in the wind"; "the boat drifted on the lake"; "The sailboat was adrift on the open sea"; "the shipwrecked boat drifted away from the shore"
move in an unhurried fashion; "The unknown young man drifted among the invited guests"