fortissimo[fôr tis′ə mō′; It fō̂r tēs′sē mō̂′]
& adj.Abbr. ff
In a very loud manner. Used chiefly as a direction.
A note, chord, or passage played fortissimo.
Origin of fortissimoItalian, superlative of forte, strong; see forte2.
- (music) The dynamic sign indicating that the piece should be played fortissimo. Abbreviation: ff.