if·fy | \ˈi-fē \

Definition of iffy 

1 : having many uncertain or unknown qualities or conditions an iffy proposition

2 : of inconsistent or unreliable quality

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Other Words from iffy

iffiness noun

Examples of iffy in a Sentence

Recent Examples on the Web

Tate's third foul on Thursday night was probably a little iffy. Bill Landis, cleveland.com, "Ohio State basketball: Jae'Sean Tate's balance between playing with emotion and staying on the floor," 16 Nov. 2017 Even by the often iffy standards of restrictor-plate racing, this one was a titanic mess. Mike Hembree, USA TODAY, "Hembree: Erik Jones outlasts chaos at Daytona and scores win for NASCAR's young guns," 8 July 2018 Some changes seemed a little iffy: Putting Big Boy on a diet to lose some of his chubby kid fat, new graphics and signage in stores. Polly Campbell, Cincinnati.com, "Polly Campbell: Coke back at Frisch's. Here's what it means," 18 June 2018 Senate Democrats are also iffy about Republicans' ability to negotiate as a united front. Amber Phillips, Washington Post, "The missing ingredient in this shutdown that finally ended it: Trust," 22 Jan. 2018 For the price, there are worse pitchers, even if his 5.34 ERA is kind of iffy. Jr Radcliffe, Milwaukee Journal Sentinel, "Is Lorenzo Cain the best off-season signing in Major League Baseball so far?," 14 June 2018 After getting hit with a pair of iffy-at-best penalty calls in the first period that the Tampa Bay Lightning turned into a 2-1 lead, the Caps fired back, reeling off five straight goals en route to a 6-2 win that gave them a 2-0 series lead. Michael Blinn, SI.com, "Washington Fires Back to Take Game 2 Against Tampa Bay," 13 May 2018 In May 2012, just weeks after announcing his and his wife’s new charity aimed at reforming iffy areas of science, the John and Laura Arnold Foundation gave NuSI a $4.7 million seed grant to do nutrition research right. Megan Molteni, WIRED, "The Collapse of a $40 Million Nutrition Science Crusade," 18 June 2018 Though the forecast had been iffy, the weather was clear and breezy. New York Times, "Review: The Philharmonic’s Women Can Wear Pants in the Park," 14 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'iffy.' 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 iffy

1937, in the meaning defined at sense 1

History and Etymology for iffy

if entry 1

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Statistics for iffy

Last Updated

6 Sep 2018

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Time Traveler for iffy

The first known use of iffy was in 1937

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English Language Learners Definition of iffy

: having many uncertain or unknown qualities or conditions : not certain

: not certain to be good

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Comments on iffy

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a generally accepted meaning of a word

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