First Known Use: 1937
Dictionary
iffy
adjective if·fy \ˈi-fē\
: having many uncertain or unknown qualities or conditions : not certain
: not certain to be good
Full Definition of IFFY
1
: having many uncertain or unknown qualities or conditions <an iffy proposition>
2
: of inconsistent or unreliable quality
— if·fi·ness noun
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Origin of IFFY
1if
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