It is the language of percussionists that is used to verbally describe the exact sounds that are produced by percussion instruments. It has syllables like "gank" (sound of an anvil falling on something), "spigida-bigida" (a sextuplet), "herrta" (a sequence of two eight-notes and two quarter notes played rather fast), "oosh" (big bass drum, tympani, or gong hit), "dut", "shika", "dak", "blook", "deek" (sometimes claves or a woodblock), "digida", "dup", "chup", and "diga".