a horizontal (or nearly horizontal) passageway in a mine; "they dug a drift parallel with the vein"
the pervading meaning or tenor; "caught the general drift of the conversation"
a general tendency to change (as of opinion); "not openly liberal but that is the trend of the book"; "a broad movement of the electorate to the right"
something that is heaped up by the wind or by water currents
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
be piled up in banks or heaps by the force of wind or a current; "snow drifting several feet high"; "sand drifting like snow"
be subject to fluctuation; "The stock market drifted upward"
drive slowly and far afield for grazing; "drift the cattle herds westwards"
cause to be carried by a current; "drift the boats downstream"
move in an unhurried fashion; "The unknown young man drifted among the invited guests"
vary or move from a fixed point or course; "stock prices are drifting higher"
having substance or capable of being treated as fact; not imaginary; "the substantial world"; "a mere dream, neither substantial nor practical"; "most ponderous and substantial things"- Shakespeare
having a firm basis in reality and being therefore important, meaningful, or considerable; "substantial equivalents"
presenting favorable circumstances; likely to result in or show signs or success; "propitious omens"; "propitious gales speeded us along"; "a propitious alignment of planets for space exploration"