muscle sound

mus·cle sound

a noise heard on auscultation over the belly of a contracting muscle.
References in periodicals archive ?
Muscle sounds are emitted at the resonant frequencies of skeletal muscle.
TIGER WOODS has, according to his pal Mark O'Meara, been playing 18 holes a day to sharpen his "scoring muscle"but as his Swedish model wife Elin (inset) has just given birth to a baby boy, his scoring muscle sounds as if it was in pretty good shape already.