A colloquial expression used in simile-like grammatical constructions to attribute particular force to the action of a verb. To state that something is happening "like nobody's business" suggests that it is happening with a particularly high degree of intensity.
It's raining outside like nobody's business!
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To do something well or to excel at something.
My little brother can pitch like nobody’s business. He struck out 6 batters in a row in the game yesterday.
A phrase that is said to show emphasis to a statement.
That ho can shake her booty like nobodys business. She gets busy like nobodys business.
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1. To excel at
2. To have a gift
My brother can work on a transmission like nobodies business
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