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8.
Drunkenly falling out of bed before or during the act of sex, thus ruining the moment.
So he tumbles outa bed so hard and fast we just couldn't do it then, poor fella hurt himself too
by Derkenator July 09, 2011
 
9.
To comprehend the meaning of another slang expression.
When he said "rat fink" I didn't tumble.
by Dan November 20, 2003
 
10.
1.The bear named tumble who follows us around in his airspeeder. 2.Something the bear named tumble does. 3.A tumble roll.
At that, tumble the bear did a tumble roll
by Cpt. NMV June 07, 2003