unstoppable

adjective

un·​stop·​pa·​ble ˌən-ˈstä-pə-bəl 

: incapable of being stopped

an unstoppable runaway truck

an unstoppable army

an unstoppable rise to power

unstoppably

ˌən-ˈstä-pə-blē 

adverb

Synonyms of unstoppable

• invincible
• indomitable
• unbeatable
• insurmountable
• unconquerable
• invulnerable
• impregnable
• undefeated
• bulletproof
• armored

Examples of unstoppable in a Sentence

At this point in the campaign, he appears to be unstoppable.

at this point she's so far ahead in the polls that she's unstoppable

Recent Examples on the Web

France’s seemingly unstoppable force finally met its match against a team that has only conceded one goal in seven games. — NBC news, 15 July 2026

My hope is our offense will be unstoppable, while my defense mostly gets shredded over the middle but masks it with strip-sacks and interceptions. — Stewart Mandel, New York Times, 15 July 2026

Spain took down Les Bleus in an international tournament yet again, ousting a team that up until this point had looked unstoppable. — Alex Connor, USA Today, 15 July 2026

Les Bleus had looked unstoppable, while La Roja had been winning but rarely impressing. — Patrick Sung Cuadrado, CNN Money, 14 July 2026

Word History

First Known Use

1836, in the meaning defined above