1
general::
1. Throw down, hurl to the ground, as in She cast down her coat on the grass. [Late 1400s] 2. Bend down, lower, as in He cast down his eyes. [Late 1300s]
American Heritage Idioms
2
general::
Phrase(s): cast something down
to hurl or throw something down. • She cast the glass down, breaking it into a thousand pieces. • She cast down the tray and all that was on it.
McGrawhill's American Idioms And Phrasal Verbs