boo

interjection

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\ ˈbü

Definition of boo

(Entry 1 of 4)

—used to express contempt or disapproval or to startle or frighten

boo

noun (1)

plural boos

Definition of boo (Entry 2 of 4)

1 : a shout of disapproval or contempt

2 : any utterance at all —usually used in negative constructions never said boo

boo

verb

booed; booing; boos

Definition of boo (Entry 3 of 4)

intransitive verb

: to deride especially by uttering a prolonged boo

transitive verb

: to express disapproval of by booing the crowd booed the referee

boo

noun (2)

plural boos

Definition of boo (Entry 4 of 4)

US slang

: a romantic partner : sweetheart, honey Your parents might keep a sharp eye on potential partners and your besties may lay down difficult "friend tests," but only one real opinion on your new boo truly matters: what your dog thinks of them.— Jaime Lees This has left me skeptical of all new relationships—including my new boo.— Griffin Wynne

Synonyms & Antonyms More Example Sentences Learn More About boo

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Synonyms & Antonyms for boo

Synonyms: Noun (1)

bird
[chiefly British],
Bronx cheer,
catcall,
hiss,
hoot,
jeer,
raspberry,
razz,
snort

Antonyms: Noun (1)

cheer

Examples of boo in a Sentence

Noun (1) A chorus of boos was heard after the shot missed the goal. The announcement was greeted by a mixture of boos and cheers. Verb Many people in the crowd booed when the announcement was made. Many people in the crowd booed the announcement, but a few people cheered it.

Recent Examples on the Web: Interjection C’mon, when the day began the Dodgers were in third place in the standings, but led the league in pitching and led all of baseball in run differential and … boo! — Bill Plaschke, latimes.com, 25 May 2017 Recent Examples on the Web: Noun However, angry crowds appeared to jeer and boo at Netanyahu during his visit, in videos posted on social media, as many lay blame with his government and the police for the disaster. — NBC News, 1 May 2021 For most of the drive, FR 300 plays peek-a-boo with the edge of the rim, skirting timber and meadows. — Roger Naylor, The Arizona Republic, 19 May 2021 Here’s an example: Joy Buolamwini, a Ghanaian-U.S. computer scientist, noticed a robot playing a game of peek-a-boo with her was problematic. — Jack Kelly, Forbes, 19 May 2021 This isn't Barker's first time getting ink in dedication to his boo. — Gabi Thorne, Allure, 13 May 2021 Your mother did your laundry, packed your lunchbox, kissed your boo-boos and banished the monsters beneath your bed. — Amy Drew Thompson, orlandosentinel.com, 5 May 2021 Best Actress nominees Carey Mulligan, Andra Day, and Vanessa Kirby also rocked the peek-a-boo look, solidifying it as the biggest fashion trend of the show. — Shannon Carlin, refinery29.com, 25 Apr. 2021 Not a reason to boo, exactly, but no one cares enough about the Diamondbacks to think of one anyway. — Tyler Stafford, Chron, 1 Apr. 2021 The classic color is demure by nature, but the peek-a-boo detail commands attention like no other. — Alexis Bennett, Vogue, 23 Apr. 2021 Recent Examples on the Web: Verb The Nets scored so many points, so easily, that the Boston crowd almost lost its will to boo Kyrie Irving. — BostonGlobe.com, 31 May 2021 The other night at Staples Center, fans didn’t even care enough to boo. — Bill Plaschke, Los Angeles Times, 27 May 2021 After the Astros lost 7-6 Monday night before a rowdy crowd in Anaheim, Houston manager Dusty Baker voiced his displeasure with fans who came to boo his team over its 2017 sign-stealing scandal. — Chronicle News Services, San Francisco Chronicle, 6 Apr. 2021 Fans gathered near the visiting dugout to boo Houston during batting practice, the harshest jeers saved for Altuve, who edged Yankees star Aaron Judge for AL MVP in 2017. — courant.com, 4 May 2021 The streak comes after months of uneven play, lowlighted by a beatdown at home against the Pelicans when fans first returned to the Garden and had no choice but to boo the locals. — BostonGlobe.com, 19 Apr. 2021 As is tradition on opening day, both teams' lineups were introduced and the players jogged from the dugout to the baseline as their names were called, which gave Athletics fans plenty of time to boo each visiting Astro. — Matt Young, Chron, 1 Apr. 2021 Houston beat the Dodgers in seven games in the 2017 World Series, and even Dodgers fans attended Monday to boo. — Chronicle News Services, San Francisco Chronicle, 6 Apr. 2021 Dodgers and Angels fans got to boo the Astros since their sign-stealing scandal came to light. — Joe Reedy, Star Tribune, 6 Apr. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'boo.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.