To masturbate, by not actually consciously or physically moving your hand. To be done preferably during an earthquake. It can also be known as the quake hand.

(Though this may be a rare occurrence in some parts of the world, it is the rarity that makes the situation even more romantic when the time eventually comes (pun).

Follow these steps to success:

Step 1 - Hold or press genitalia tightly in hand (Not too tight).

Step 2 - Wait for earthquake (bring on the wait).

Step 3 - Let the quake do the shake.
Example:

John: Whoa dude, are you doing the shaken quake?

Bill: No, I have Parkinson.
by jaughter June 24, 2010
Get the shaken quake mug.