Twice make knight's move? Not me (6)
BISHOP
Mentioning this because there is a long-running thread on the English Chess Forum: Times Cryptic Chess Clues.
Someone has criticised the above clue for defining the answer as something which it is not.
I imagine the clue must satisfy the Times crossword's reputation for rigour, but is there a term for this type of clue? It's not exactly DBE.