leave (someone) in the dust

:  bequeath, devise

:  to have remaining after one's death

:  to cause to remain as a trace or aftereffect

:  permission to do something

:  authorized especially extended absence from duty or employment

:  an act of leaving :  departure

:  leaf

:  some person :  somebody

:  fine particles of matter (as of earth)

:  the particles into which something disintegrates

:  something worthless

:  to make dusty

:  to make free of dust

:  to sprinkle with fine particles