BOO Synonyms: 57 Similar and Opposite Words

boo 1 of 2

noun

Definition of boo

as in snort

a vocal sound made to express scorn or disapproval the referee's questionable call was greeted with a chorus of boos

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boo

2 of 2

verb

as in to jeer

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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 boo

Noun

The crowd’s reaction affected Stewart, who had never heard a boo in his life. — Fort Worth Star-Telegram, 16 Oct. 2026 Inevitably, boos greeted the final whistle, just as there had been at half-time. — Laurie Whitwell, New York Times, 13 Oct. 2026

Verb

On a night where he’d been booed for what happened in the past — a night that ended with a 6-4 loss as Logan Webb endured his shortest start of the year — Devers provided Red Sox fans a reason to boo for what was happening in the present. — Justice Delos Santos, Mercury News, 22 Aug. 2026 Seems unlikely anyone at MetLife feels strongly enough about Better Man to boo Robbie Williams. — Bethy Squires, Vulture, 19 July 2026 See All Example Sentences for boo

Recent Examples of Synonyms for boo

Noun

The class had been quiet after the camp text, but now there was at least one snort.

— Literary Hub, Literary Hub, 10 July 2026
The Rodents of Unusual Size that attack Westley in a swamp work because they are played by small men in rodent suits, rather than coolly conjured from pixels; their deliberate artifice is the thrill, and Reiner provided the voice for their hideous snorts.

— Alexandra Schwartz, New Yorker, 17 Dec. 2025

Definition of snort

Verb

The crowd jeered and guffawed throughout the event and a heckler who stood up to yell at the stage was led out of the hall halfway through.

— John Aguilar, Denver Post, 7 Oct. 2026
Yell, scream, jeer, cry, wail, plead—but don’t dare do it while the players are still hitting the ball.

— Corey Seymour, Vogue, 4 Sep. 2026

Definition of jeer

Verb

The sorghum hissed when the wind came through it—two years of drought had left the South Dakota ground hard and the dry grass loud.

— Heide Brandes, Condé Nast Traveler, 28 Oct. 2026
Andy the Alligator hisses, the sound provided by a recording of bacon frying in a pan.

— Danielle Parker, CBS News, 21 Oct. 2026

Definition of hiss

Noun

The pair barely crack more than a perfunctory smirk, in stark contrast to the uproarious laughter emanating from Fielder’s laptop screen.

— Hershal Pandya, Vulture, 21 Oct. 2026
My mom’s siblings usually arrived in a sour mood without greeting anyone at the table, my aunt’s brow furrowed and my uncle wearing a sneaky smirk.

— Literary Hub, Literary Hub, 16 Oct. 2026

Definition of smirk

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Style

“Boo.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/boo. Accessed 31 Oct. 2026.

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Synonyms of boo

noun

verb

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