(used to express contempt or disapprobation or to startle or frighten.)
an exclamation of contempt or disapproval: a loud boo from the bleachers.
to cry boo in derision.
to show disapproval of by booing.
Other definitions for boo (2 of 3)
- Also called boo grass.
Other definitions for boo (3 of 3)
one's boyfriend or girlfriend.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use boo in a sentence
At almost every stop, and especially at stadiums home to teams whose playoff runs ended against Houston during the 2017 and 2018 postseasons, they have been met with boos, trash cans and more.Alex Cora, leading Red Sox into a promising future, answers for his past in Houston | Chelsea Janes | May 31, 2021 | Washington Post
As he circled the bases and Fedde blew on his hands amid a constant wind, the stadium filled with boos.Another intentional walk has disastrous consequences for Nats in 5-3 loss to Braves | Jesse Dougherty | May 6, 2021 | Washington Post
Last month, DeGioia’s first commencement pitch drew boos from many students and families.Georgetown University to hold pandemic commencement at Nationals Park | Nick Anderson | April 22, 2021 | Washington Post
LOUIS — At Busch Stadium, the show begins with a few light boos echoing through a sunny and crisp afternoon.Juan Soto keeps hitting, Joe Ross keeps dealing and the Nats win their first series | Jesse Dougherty | April 14, 2021 | Washington Post
The audience, which included more dog owners than professional academics, audibly gasped, and there was a smattering of boos.
I started a blog called boo Cancer, You Suck as a safe place for me to process what I was going through.
I could call him my “boo,” but when I tried it out he rolled his eyes.
We can thank Lisa Kudrow for the rise of celeb reality TV—Real Housewives, the Kardashians, Honey boo boo and its ilk.How Lisa Kudrow Pulled Off TV’s Ultimate ‘Comeback’ | Kevin Fallon | November 6, 2014 | THE DAILY BEAST
As quickly as Honey boo boo came, there she goes—even more quickly.
And just like that, on her “Frito feet,” there Honey boo boo goes.
This is better than frightening them out of their skins by jumping out from behind a door and saying "boo."
Sometimes I don't get around till ten or eleven o'clock in the great boo-black dark.Molly Make-Believe | Eleanor Hallowell Abbott
Even the most reckless of gambling junkmen could not be expected to dare much of an investment in such a peek-a-boo game as that.Blow The Man Down | Holman Day
When the doorbell rang, half an hour later, Mr. Fielding was on his hands and knees playing "peek-boo!"The Incubator Baby | Ellis Parker Butler
"And say 'boo' to naughty little girls who won't let me complete my diary," shouted Brand.The Pillar of Light | Louis Tracy
British Dictionary definitions for boo
an exclamation uttered to startle or surprise someone, esp a child
a shout uttered to express disgust, dissatisfaction, or contempt, esp at a theatrical production, political meeting, etc
would not say boo to a goose is extremely timid or diffident
to shout "boo" at (someone or something), esp as an expression of disgust, dissatisfaction, or disapproval: to boo the actors
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012