We found 2 definitions of get cracking from 2 different sources.
Verb |
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get cracking - start to be active; "Get cracking, please!" | ||
bestir oneself, get going, get moving, get weaving, get started, get rolling | ||
start out, commence, set about, set out, get down, begin, start, get begin to deal with; "approach a task"; "go about a difficult problem"; "approach a new project" |