### Clue: Chess champion announcing lack of fish on menu? (6)
### Answer: KARPOV 
 ### Explanation: Definition: Chess champion
  **Homophone of**(announcing) "carp"(fish) "off"(lacking from,not on the menu for now)
Defn:  Anatoly, world chess champion 1975-1985, and 1993-1999.  Not to be confused with Garry Kasparov who defeated him in the intervening period, and then broke away from the chess governing body, FIDE in 1993  Karpov held the title until 1999 when he himself resigned from FIDE.  (And you thought that chess was just a board-game)