From Longman Dictionary of Contemporary Englishlandslideland‧slide /ˈlændslaɪd/ noun [countable] 1 [usually singular]WIN a victory in an election in which one person or party gets a lot more votes than all the others a landslide election victoryby a landslide The SNP candidate won by a landslide.► see thesaurus at victory2 HEa sudden fall of a lot of earth or rocks down a hill, cliff etc
Examples from the Corpus
landslide• He was re-elected in 1984 by a landslide.• The newspapers were predicting a landslide for Thatcher.• a landslide election victory• Flooding caused landslides and serious property damage.• Few people had expected Labour's landslide victory in 1945.landslide ... victory• The opposition call for a boycott of the election was almost universally observed yet the Government still claimed a landslide victory.• Instead, Nu scored a landslide victory, winning 159 seats to the 41 the Stable group secured.• Will the Conservative promise to abolish education bring them a landslide victory?• Dole won a landslide victory, giving him a 5-1 lead in delegates over Forbes, his nearest challenger.• Bolstered by his landslide electoral victory in 1972, the President moved to take on the legislature.• They haven't achieved such a swing since its landslide victory in 1945.• Nationally, the Labour Party had enjoyed a stunning landslide victory.• However, the landslide victory for reformist political leader president Khatami in 1997 has ushered in a new era of liberalism. 