The court has dismissed all of the charges against him 'in one fell swoop'.
A hawk 'swooped down' and caught a rabbit in the field.
The police 'swooped' in and captured the criminals.
(..) It's in my blood. You see, my daddy was a railroad man till he got rich. Now he flies aeroplanes. One ofthese days... he'sjust gonna swoop down here at Maycomb... pick me up and take me for a ride. -Who's that in the car with the sheriff? -Tom Robinson, son. (..)1962 To Kill a Mockingbird