Related Clues:

• 'That jerk will go with the clock, by the sound of it (3)'
• 'Just the trace of the sound of a carrier, and that's flat (5)'
• The sound of the clock for a jerk
• Behavioral oddity
• First correct "Hollywood Squares" square
• Character flaw
• First correct "Hollywood Squares" spot
• First "O" of O-O-O
• Start of a pencil-and-paper game
• First of three X's or O's
• Brown eyes or curly hair, e.g
• First X, say
• Characteristic cunning overturned it
• Prime property, apart from 2
• Characteristic of rat, or not