Tumbling
Part of speech: verb
Definition: To fall end over end; to roll over and over.
Rolling
Part of speech: verb
Definition: To cause to revolve by turning over and over; to move by turning on an axis; to impel forward by causing to turn over and over on a supporting surface.
Part of speech: noun
Definition: Preparing a joint.Initiating a journey or a recording.Being under the influence of the psychedelic stimulant MDMA (aka "Ecstasy").
Example sentence: I don't sleep much. I'm on the go. My mind is racing. My wife says my mind is like the rolling dials on a slot machine. So, yeah, I think about everything.