murmur
mur.mur \'m*r-m*r\ \'m*rm-(*-)rin\ \'m*r-m*r-*r\ n or mur.mur.ing [ME murmure, fr. MF, fr. L murmur murmur, roar, of imit. origin] 1: a half-suppressed or muttered complaint : GRUMBLING 2a: a low indistinct but often continuous sound 2b: a soft or gentle utterance 3: an atypical sound of the heart indicating a functional or structural abn ormality - murmur vb