Quote Originally Posted by bovi
My understandings of cast:

To use a spell (roleplaying games)
Throw the lure in fishing
***Throw in general
Medical contraption for keeping limbs from moving while recuperating
There are also metal casting ("Cast Iron") and 'to be in a cast of a film or play'.

I looked it up http://www.m-w.com/dictionary/cast(click on the noun version too) and it has tons of meanings I never even heard of. Astrological meaning, hunting dog meaning, vomitting... (Crazy English language! )