by a wide margin

By a landslide

By a wide margin means by a large amount or substantial difference.

The phrase typically describes victories, leads, or comparisons where the gap is significant: She won the election by a wide margin.

It emphasizes that the difference wasn't close—not a narrow squeak but a decisive spread.

Related

resoundingly · definitive · handsomely · clean sweep · rout · blowout · hands down · run away with · out of sight · by a long shot · vastly · greatly · landslide · no contest · not even close · trounce · commandingly · unquestionably

Opposites
margin of victory/difference

by a wide marginby a hair

barely · by a whisker · narrowly · by a nose · just barely

certainty/decisiveness of outcome

by a wide marginin a dead heat

too close to call · down to the wire · neck and neck

Family

wide, margin, widely, widen, wideness, wider, widest, marginal, marginally

Familiarity
Top 50,000
Profile
Known to kids · Used worldwide · Timeless · Abstract · Everyday, not technical · Rated G