What is "get cracking"

vb. (context idiomatic English) To get started; to get busy.

v. start to be active; "Get cracking, please!" [syn: bestir oneself, get going, get moving, get weaving, get started, get rolling]

Get Cracking is a 1943 British comedy war film, directed by Marcel Varnel and starring George Formby, Dinah Sheridan and Ronald Shiner. It was produced by Marcel Varnel and Ben Henry for Columbia (British) Productions, a subsidiary of the American studio.