backfall noun.
['bakfɔ:l] L17.[from BACK- + FALL noun1.]1. Music. An accessory note a tone or a semitone above the main note.
L17-L19.2. A fall or throw on the back in wrestling.
E19.3. A lever in the coupler of an organ.
L19. [TahlilGaran] English Dictionary ▲