Shake a Leg was created on 2005-10-10.
Amigo's Parlor Shake Shake Shake was created in 2000.
It means.. Take action or Get going or Get moving or move quickerShake a leg means to hurry up. For example "Shake a leg we are already late for the game."
hurry
The LITERAL meaning would be to shake one of your legs back and forth.
Break Me Shake Me was created in 1996.
Shake It Out was created on 2011-09-14.
Shake That was created on 2006-01-03.
Brain Shake was created in 1983.
Shake the World was created in 2009.
Shamrock Shake was created in 1970.
Shake It All About was created in 2001.
Shake Down was created in 2006.