Clue: Old football player, say, grabbed by a much older player (6)
Answer: KEEGAN
Explanation: Definition: Old football player

**e.g.** ("say") *grabbed by* (Edmund) **KEAN** ("a much older player")
 

 
*The "old football player" is Kevin Keegan, of Liverpool and England fame, and the "much older player" is Edmund Kean (1787-1833), an English Shakespearean actor.