Pronunciation: (land'slīd"),[key] —n., v.,-slid, -slid or -slid•den, -slid•ing.
—n. 1. the downward falling or sliding of a mass of soil, detritus, or rock on or from a steep slope.
2. the mass itself.
3. an election in which a particular victorious candidate or party receives an overwhelming mass or majority of votes: the 1936 landslide for Roosevelt. 4. any overwhelming victory: She won the contest by a landslide.
—v.i. 1. to come down in or as in a landslide.
2. to win an election by an overwhelming majority. Also called, esp. Brit.,land•slipPronunciation: (land'slip")[key](for defs. 1, 2).