snowball

1 of 2

noun

snow·​ball ˈsnō-ˌbȯl 

1

a

: a round mass of snow pressed or rolled together

b

: snow cone

2

: any of several cultivated shrubby viburnums (genus Viburnum) with clusters of white sterile flowers

called also snowball bush

snowball

2 of 2

verb

snowballed; snowballing; snowballs

1

intransitive : to increase, accumulate, expand, or multiply at a rapidly accelerating rate

a trend that has begun to snowball

It was one of those games in which things just snowballed and kept getting worse for Philly …

—Paul Zimmerman

The snowballing growth of the last few years probably cannot continue forever.

—Tamar Lewin

2

transitive : to attack with snowballs : to throw snowballs at

Any man so unwise as to walk alone by day was apt to be set upon and snowballed …

—Fritz Leiber

Synonyms

Verb

• accelerate
• accumulate
• appreciate
• balloon
• boom
• build up
• burgeon
• bourgeon
• climb
• enlarge
• escalate
• expand
• gain
• increase
• mount
• multiply
• mushroom
• proliferate
• rise
• roll up
• spread
• swell
• wax

Examples of snowball in a Sentence

Noun

This snow is perfect for making snowballs.

Verb

Problems snowball when early trouble signs are ignored.

What started as a small annual concert has snowballed into a full-fledged music festival.

consumers dealing with snowballing debt

Recent Examples on the Web

Noun

Meanwhile, all proceeds from the release on vinyl and CD will support the initiative, hoping to inspire everyone to get involved and snowball into a larger spirit of giving in the Philly area. —Daniela Avila, People.com, 20 Dec. 2024

This year, Winterfest will bring back snowballs and add ice-skating to the mix, which actually sounds like a lot of fun. —Erik Kain, Forbes, 19 Dec. 2024

Verb

After designing staff outfits for Copenhagen culinary shrine Noma about 10 years ago, things snowballed from there, explained Thuesen, who is also from Denmark. —Sofia Celeste, WWD, 12 Dec. 2024

Tyler and Catelynn's choice from the past snowballed into a nightmare in recent months. —David Oliver, USA TODAY, 21 Nov. 2024

Word History

First Known Use

Noun

15th century, in the meaning defined at sense 1a

Verb

1820, in the meaning defined at sense 2

Phrases Containing snowball

• a snowball's chance in hell
• snowball effect
• snowball fight

Kids Definition

snowball

1 of 2 noun

snow·​ball ˈsnō-ˌbȯl 

1

: a round mass of snow pressed or rolled together

2

: a viburnum widely grown for its ball-shaped clusters of white flowers

called also snowball bush

snowball

2 of 2 verb

1

: to throw snowballs at

2

: to increase or expand at a rapidly accelerating rate

problems snowball when early trouble signs are ignored