AIFF
AIFF Type: noun, acronym, file format Pronunciation: /a-i-f-f/ Also spelled or known as: A.I.F.F., A-I-F-F Related: AAC What does AIFF mean? Audio Interchange File Format. AIFF is a high-quality audio file format created by Apple. More file formats: AAC, WAV, WAVE, MP3 Example sentence: “I just bounced the AIFF file.”