1
general::
Phrase(s): sweep off
to exit quickly. • He stopped only brief ly, then swept off again. • Mary swept off, leaving Ted standing there confused., Phrase(s): sweep something off (of) something [and] sweep something off
to remove something by sweeping. (Of is usually retained before pronouns.) • The waiter swept the crumbs off the tablecloth. • He swept off the crumbs.
McGrawhill's American Idioms And Phrasal Verbs