Definition & Meaning of "IFF"

View the definition of iff and all terms containing iff below:

iff :
if and only if

iff means "if and only if"

 

Slang Terms & Acronyms containing "iff"

diff :
difference
iff :
if and only if
tgiff :
thank god its f**king Friday


Are we missing slang? Add it to our dictionary.   Need More Terms? Try our rejected slang list.