Chuck it out means to dispose of something that is no longer wanted. This can meanliterally throwing it away or recycling or selling, but not reusing for a different purpose. It can also mean forcing an obnoxious person to leave a location.
The act of cutting off a subject's dick and balls with a scalpel, knife, piece of glass, axe, etc. and throwing ot at the subject's face.
Timmy begged Chuck to chuck it to me.
With scalpel in hand Chuck chuckled as he sliced Timmy's dick and balls off and chucked it at Timmys face. His penis landed in his mouth balls deep and blizzed in his mouth.