1.) the overwhelming defeat or majority over another candidate, person, etc.
2.) used to describe the defeat of Alf Landon to FDR in the 1940's.
3.) the level of defeat past landslide.
A big pack of guys which all are friends who never hang out with girls can deemed "Larsons". The term is derived from the hotdog brand, it is to signify a big group of sausages clumped together.