('US') He stood up and 'dusted himself off'. = ('Brit') He stood up and 'dusted himself down'. [=he brushed the dirt/dust off his clothes]
The police 'dusted' the table for fingerprints. [=they put a fine powder on the table so that any fingerprints could be seen]
I'll call you 'as soon as the dust settles' from the move. [=as soon as I am not busy with moving]
(..) - She's very persistent. And quite lovely, in case you were wondering. - I wasn't. - What are you doing? Examining print dust. We've been robbed. And this is your idea of, uh, sounding the alarm, is it? She took the pearls, tracking device and all. (..)2012 The Dark Knight Rises