Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

iffy

play
adjective if·fy \ˈi-fē\

Simple Definition of iffy

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

  • : not certain to be good

Source: Merriam-Webster's Learner's Dictionary

Full Definition of iffy

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

  2. 2 :  of inconsistent or unreliable quality

iffiness

noun

Origin and Etymology of iffy

1if


First Known Use: 1937

Rhymes with iffy


Learn More about iffy


Seen and Heard

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

WORD OF THE DAY

a jerking and twitching of the body

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

two-chairs-on-a-pier-by-the-ocean-in-summer

Which of the following words means “of or relating to summer”?

estival vernal hiemal brumal
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ