you can't say MOO without a cow!
OK, this is basically like "scorch" kanji ( 焦） but WITHOUT the little 'head' in the center: The top of 無 is flat, WITHOUT a 'head'.
|( ｘｘｘ ) な＊い||
SUFFIX which turns the previous word into a negative. 金＝money。 金無い＝ no money.
free (not like Martin Luther King, I mean free like a free magazine full of articles on how to become a stripper)
|xxx の 無駄||
a waste of something (time, money)
|焦||char / scorch||HEAD|
OK,without (無) is basically like the "scorch" kanji ( 焦） but WITHOUT the little line that sticks up in the center.
As usual, we'll call the sticky-uppy line a 'head'.
So you can say,
The top of WITHOUT is flat, because it's WITHOUT a 'HEAD'.
Or, alternatively, "You're scorching my HEAD!!!"