1 definition by fromthesaad

grumble

The act of simultaneously pressing the left and right arrow keys on the keyboard whilst playing Bubble Trouble (on Miniclip). Usually appears to be a swift back and forth motion or sliding dance.

kid1: dude quit doing the grumble and play the game!!!
kid2: but you totally stole all my bubbles!

by fromthesaad October 11, 2010