FFO noun 1prepositional phrase 1 noun[plural only]1 •Initialism of funds from operations. prepositional phrase1 •Initialism of for fans of, used by promoters to describe a band.SNAKEWING (FFO: Black Flag, Negative Approach, Integrity, Melvins, the sound Sharon Osborne would make if Ozzy had a heart attack during sex) — 2014