Concepts or plans (5)
I believe the answer is:
ideas
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">concepts</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >'<span class="explanation-format__original">plans</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(idea can mean a plan or intention)</span><br/ ><br/ ></span>
(Other definitions for ideas that I've seen before include "Thoughts from Sadie" , "Thoughts or opinions" , "thinking" , "Notions, concepts" , "Aside (anag.)" .)