The presidential election turned out to be one of the biggest 'landslides' in history.
She won the election 'by/in a landslide'.
The earthquake triggered a 'landslide'.
(..) Okay. l want to see the hands. Come on! Which one ot you nuts has got any guts? All right. That's it! l only count nine votes. Mr. McMurphy. She only counts nine. Only nine! It's a landslide. There are patients on this ward. Mr. McMurphy... ...and you have to have a majority to change ward policy. (..)1975 One Flew Over the Cuckoo's Nest