Grŭm'ble1, v. i.
v. i. [imp. & p. p. GRUMBLED; p. pr. & vb. n. GRUMBLING.] [L. Ger. grummeln, grumen, D. grommelen, grommen, whence Fr. grommeler, Prov. Fr. groumî. Cf. W. grwm, murmur, grumble, surly.]
Sense 1. To murmur with discontent; to utter a low voice by way of complaint.
L'Avare, not using half his store, Still grumbles that he has no more. Prior.
Sense 2. To growl; to snarl; as, a lion grumbling over his prey.
Sense 3. To rumble; to roar; to make a harsh and heavy sound; as, grumbling thunder; a grumbling storm.