BULLETPROOF Synonyms: 44 Similar and Opposite Words

bulletproof

adjective

ˈbu̇-lət-ˌprüf

Definition of bulletproof

as in invincible

incapable of being defeated, overcome, or subdued this year the coach's strategy seems bulletproof

Synonyms & Similar Words

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of bulletproof Besides abstaining from booze, scientists also don’t have a bulletproof way to prevent hangovers. — Lauren J. Young, Scientific American, 17 Mar. 2026 No offshore trust or jurisdiction is completely bulletproof. — Adam Fayed, Forbes.com, 12 Mar. 2026 Warsh's theory of inflation is designed to make an essentially bulletproof case for cuts in this economy, unless something changes drastically. — Matt Peterson, CNBC, 5 Mar. 2026 While the administration could theoretically attempt to use alternative trade maneuvers to replicate the tariffs, there is no guarantee such a transition would be seamless or legally bulletproof. — Tristan Bove, Fortune, 20 Feb. 2026 See All Example Sentences for bulletproof

Recent Examples of Synonyms for bulletproof

Adjective

In 2008, the invincible housing market collapsed having its worst decline since World War Two.

— Kenneth G. Winans, Forbes.com, 8 July 2026
Legally an adult but still a teenager and finding your footing in the world, vacillating between feeling invincible and feeling minuscule.

— Bailey Johnson, Washington Post, 21 June 2026

Definition of invincible

Adjective

Giant armored bulldozers—now Caterpillar model D9—stabbed their front blades into the ground and drove forward, flipping fields and shaving off orchards.

— Literary Hub, Literary Hub, 16 July 2026
Another strike targeted a barracks for Iran’s 388th Mechanized Infantry Brigade, which operates tanks and armored vehicles, in Sistan and Baluchestan province, Iranian state television reported.

— Jon Gambrell, Fortune, 15 July 2026

Definition of armored

Adjective

Recent conflicts have demonstrated that no main battle tank is invulnerable.

— Kaif Shaikh, Interesting Engineering, 30 June 2026
In the context of law enforcement, is the perception of Black women as inherently aggressive, threatening, and invulnerable to pain.

— Maia Niguel Hoskin, Forbes.com, 29 June 2026

Definition of invulnerable

Adjective

Playing on home soil in a venue that has become an almost impregnable fortress, El Tri will face England in the Round of 16 — in what is arguably the most important match in Mexican soccer history.

— Carlos Rodriguez, Chicago Tribune, 5 July 2026
Alexander the Great conquered it in 332 BCE after building a causeway to what had been considered an impregnable island fortress.

— Jane Arraf, NPR, 23 June 2026

Definition of impregnable

Adjective

France’s seemingly unstoppable force finally met its match against a team that has only conceded one goal in seven games.

— NBC news, 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

Definition of unstoppable

Adjective

For now, Valdez believes that leaving behind proof that no odds are insurmountable is the best way to guide generations to come.

— Carlos Aguilar, IndieWire, 16 July 2026
The series centers on siblings Karl (Judah Mackey), Addy (Eva Ariel Binder) and Michael (Tucker Chandler), who encounter everyday challenges – big and small – which sometimes feel insurmountable.

— Denise Petski, Deadline, 16 July 2026

Definition of insurmountable

Adjective

That indomitable will was in full display during the meditative Walk for Peace that Pannakara led earlier this year with an international group of monks and his rescue dog, Aloka, who has become a mascot for the movement.

— Deepa Bharath, Fortune, 17 July 2026
The first major adaptation of the novel since Ang Lee’s in 1995, the new S&S stars Daisy Edgar-Jones as the indomitable Elinor, and Esmé Creed-Miles as her sister Marianne.

— Brittany Allen, Literary Hub, 25 June 2026

Definition of indomitable

Browse Nearby Words

bulletins

bulletproof

bullets

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“Bulletproof.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/bulletproof. Accessed 18 Jul. 2026.

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Synonyms of bulletproof

adjective

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