shake a leg

shake a leg

1. slang To go faster; to hurry. Hey, kids, shake a leg! You're going to be late for school! I want to get there before sundown, so let's shake a leg.
2. slang To dance for fun. I loved to shake a leg when I was younger, but I don't have the energy for it anymore.
See also: leg, shake
Farlex Dictionary of Idioms.

shake a leg

 
1. to hurry; to move faster. (Often as a command.) Let's shake a leg, you guys. We gotta be there in twenty minutes. She told me to shake a leg, so I hurried the best I could.
2. to dance. Let's shake a leg. The music's great. Hey, Jill! You wanna shake a leg with me?
See also: leg, shake
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

shake a leg

1. Dance, as in Whenever there was music he was eager to shake a leg. [Colloquial; first half of 1800s]
2. Hurry up, as in Shake a leg or we'll miss the plane. [Colloquial; first half of 1800s]
See also: leg, shake
The American Heritage® Dictionary of Idioms by Christine Ammer.

shake a leg

make a start; rouse yourself. informal
1995 Trevor Ferguson The Fire Line Shake a leg. We're outta here.
See also: leg, shake
Farlex Partner Idioms Dictionary

shake a ˈleg

(old-fashioned, informal) used to tell somebody to start to do something or to hurry: Come on, shake a leg or we’ll be late!
See also: leg, shake
Farlex Partner Idioms Dictionary

shake a leg

1. tv. to hurry; to move faster. (Often as a command.) Let’s shake a leg, you guys. We gotta be there in twenty minutes.
2. tv. to dance. Let’s shake a leg. The music’s great.
See also: leg, shake
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions

shake a leg

Informal
1. To dance.
2. To move quickly; hurry up.
See also: leg, shake
American Heritage® Dictionary of the English Language, Fifth Edition.

shake a leg

Hurry up. In the first half of the nineteenth century this colloquialism meant to dance, a usage that is just about obsolete. The current meaning dates from about 1900.
See also: leg, shake
The Dictionary of Clichés by Christine Ammer
See also:
  • leg it
  • leg up on
  • leg up on (one)
  • the first leg of the/(one's) journey
  • give leg bail
  • a bone in your leg
  • bone in (one's) leg
  • an arm and a leg
  • arm and a leg
  • cock a leg