by a landslide

Adverb

Meaning

by a landslide (not comparable)

(idiomatic) with big margins, with a huge difference
I think he is going to win by a landslide.
USA beat Jamaica by a landslide in last night's game.

Source: en.wiktionary.org

Synonyms

out and away

Antonyms

merely near miss near thing

Close letter words and terms

by a happy chance by a huge margin by a knockout by a large margin by a little bit by a long chalk