Slightest idea (4)
I believe the answer is:
clue
(Other definitions for clue that I've seen before include "Hint; piece of evidence" , "It helps solve a crime" , "One indicates" , "It's here top be solved" , "Hint, tip" .)
I believe the answer is:
clue
(Other definitions for clue that I've seen before include "Hint; piece of evidence" , "It helps solve a crime" , "One indicates" , "It's here top be solved" , "Hint, tip" .)