Drat this puzzle! (9)
I believe the answer is:
crossword
This could be a double definition.
'drat this' is the first definition.
The definition suggests a singular noun which matches the answer.
'puzzle' is the second definition.
(type of puzzle)
Can you help me to learn more?
(Other definitions for crossword that I've seen before include "this, appropriately" , "Puzzle (for the intelligent)" , "See 8, 20 ac, 1, 15 dn" , "Puzzle with squares" , "What's here" .)