Meaning of grumble

grum•ble

Pronunciation: (grum'bul), [key]
— v., n. -bled, -bling,
—v.i.
  1. to murmur or mutter in discontent; complain sullenly.
  2. to utter low, indistinct sounds; growl.
  3. to rumble: The thunder grumbled in the west.
—v.t.
  1. to express or utter with murmuring or complaining.
—n.
  1. an expression of discontent; complaint; unhappy murmur; growl.
  2. a grumbling, discontented mood.
  3. a rumble.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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