0 to cut something by making a quick, long cut with something very sharp -- разрезать, полосовать
His throat had been slashed.
1 to reduce the amount of something by a lot -- резко сокращать, снижать
to slash prices
2 a long, deep cut -- глубокий порез, глубокая рана
3 a mark (/) used in writing to separate words or numbers, often to show a choice or connection -- косая черта