Definition of run-off in English:

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Pronunciation: /ˈrʌnɒf/


1A further competition, election, race, etc., after a tie or inconclusive result: he won only 49 per cent of the vote, so a run-off will be held
More example sentences
  • Well, today's Ukrainian Supreme Court decision nullifies the results of the presidential run-off election.
  • He confounded all opinion polls by coming second in the presidential elections, as a result of which he entered the run-off elections against him.
  • A Prada skipper sailed out to the Hauraki Gulf Tuesday morning knowing it had to win the two races on the card to survive for a sudden-death run-off Wednesday against OneWorld.
2 [mass noun] The draining away of water (or substances carried in it) from the surface of an area of land, a building or structure, etc. the ratio of run-off to rainfall fertilizer run-off from the intensively farmed areas in the river basin
More example sentences
  • The main cause is excess nitrogen run-off from farm fertilizers, sewage and industrial pollutants.
  • But over time, fertilizer run-off from agriculture, for example, may load the lake with excess nutrients.
  • This run-off carries fertile matter from soils into the pond.
2.1The water or other material that drains freely off the surface of something: when it rains the run-off cascades down to the valley floor [count noun]: water polluted by run-offs from farmland
More example sentences
  • The seeds of F. cernua disperse primarily by gravity and secondarily by surface water run-off after rare heavy rains.
  • Uncontaminated surface water run-off and rainwater from roofs shall be collected separately from slurry and shall be disposed of directly to the nearest drain, ditch, soakpit or watercourse.
  • Adding to the problem is extensive paving in large housing complexes, which causes fast run-off into storm water drains, which are then overloaded, causing the rivers to flood and wash down pollution.
3NZ A separate area of land where young animals are kept.
Example sentences
  • Many people have made good money on run-offs, but this has had more to do with capital gain and things like that, than farming.

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