To change the dynamic (or loudness) to soft, immediately. Subito in Italian means "immediately", piano means to play softly.
Subito forte This literally means suddenly strong (loud), and subito is often used in music to describe a sudden change in order to make sure the reader does not assume (in this case) a crescendo up to a louder dynamic.
Suddenly quiet
The symbol for piano is music is a bold italics p which looks very similar to this: p
You Are The Music In Me :P
In musical notation, 'S' usually refers to subito, or quickly. It is usually used in conjunction with another symbol.
The answer you are looking for is "Subito"
subito, suddenly
Subito forte This literally means suddenly strong (loud), and subito is often used in music to describe a sudden change in order to make sure the reader does not assume (in this case) a crescendo up to a louder dynamic.
The cast of Subito Dolce - 2013 includes: Marilyn Sarkissian as Woman
Suddenly quiet
Subito Dolce - 2013 was released on: USA: 11 April 2013 (Moisture Festival)
Adverb. suddenly; abruptly.
subito.
subito
when a male busts on a female face
Ciao Italia - 1989 Pollo Subito Chicken Now was released on: USA: 8 May 2010
The S means subito which in Italian means suddenly and the p means piano which means soft. The z is wrong. So it is either Spp which means suddenly soft or sfz which is a subito fortepiano which means a sudden accent immediately followed by piano (soft). There is also rfz which is rinforzando indicating that several notes, or a short phrase, are to be emphasized.