prob·​a·​bly | \ ˈprä-bə-blē, ˈprä(b)-blē\

Definition of probably

: insofar as seems reasonably true, factual, or to be expected : without much doubt is probably happy it will probably rain

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Synonyms & Antonyms for probably


assumably, doubtless, likely, presumably



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Examples of probably in a Sentence

The impact probably added all but the last few percent of Earth's mass and set the stage for Earth's and the Moon's subsequent evolution. — Mark Wilson, Physics Today, February 2008 It was no secret that McKay preferred the thrill of victory to the agony of defeat, and that, along with his innocent optimism and snark-free sincerity, probably makes him hopelessly old-fashioned. — Richard Hoffer, Sports Illustrated, 16 June 2008 But what these newly inaugurated gym rats probably don't know is that besides buffing up their bodies for summer, they're also buffing up their brains. — Christen Brownlee, Science News, 25 Feb. 2006 It will probably rain today. They will probably be here soon. It was probably the best concert I've ever been to. There were probably about 150 people at the wedding. “Are you going to the picnic?” “Probably.” “Can you finish painting the room today?” “Probably not.”
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Recent Examples on the Web

Huang’s criticism can probably be easily dismissed as hyperbole as clearly the bulk of AMD Radeon and FreeSync users have had no issues. Gordon Mah Ung, PCWorld, "Nvidia disses the Radeon VII, vowing the RTX 2080 will crush AMD's ‘underwhelming’ GPU," 9 Jan. 2019 Being alone at home is probably a pretty rare occurrence. Jessica Leigh Mattern, Woman's Day, "30 Fun Things to Do By Yourself in Your Lifetime," 3 Jan. 2019 At this point, Mulroney probably doesn’t even need to explicitly tout her friendship to Meghan as a means of advancing her career. Michelle Ruiz, Marie Claire, "I Respect Jessica Mulroney's Hustle—and Her Loyalty to Meghan Markle," 18 Dec. 2018 And currently, experts think that stretching can be beneficial, but not stretching is probably not the worst. SELF, "3 Soothing Cool-Down Ideas," 31 Dec. 2018 The rent was probably $1,400 for 600-700 square feet. Jourdan Fairchild, House Beautiful, "Shea McGee Of Studio McGee Remembers Her First Apartment," 27 Dec. 2018 Meghan is several months pregnant, and would probably love to visit with her mother over the holidays. Caroline Hallemann, Town & Country, "Why It's Not a Snub that Doria Ragland Didn't Spend Christmas With the Royal Family," 25 Dec. 2018 Would probably like to keep him in the 30s,’’ Carroll said. Bob Condotta, The Seattle Times, "Seahawks ‘are working’ to keep Frank Clark, and more takeaways from Pete Carroll," 24 Dec. 2018 Name a family milestone and there's probably a connection. Amanda Garrity, Good Housekeeping, "Why Spending Christmas Day at Disney World Is Truly as Magical as It Sounds," 20 Dec. 2018

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

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First Known Use of probably

1600, in the meaning defined above

History and Etymology for probably

see probable entry 1

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Statistics for probably

Last Updated

16 Jan 2019

Look-up Popularity

Time Traveler for probably

The first known use of probably was in 1600

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More Definitions for probably



English Language Learners Definition of probably

: very likely : almost certainly


prob·​a·​bly | \ ˈprä-bə-blē \

Kids Definition of probably

: very likely With dark clouds like those, it will probably rain.

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Comments on probably

What made you want to look up probably? Please tell us where you read or heard it (including the quote, if possible).


a complex dispute or argument

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