Related Clues:

• Silly as can be
• Mad son released — that's daft!
• Empty of significance
• Utterly ludicrous
• Too silly to consider
• Mad son released — that's senseless
• Fatuous or poppycockish
• Idiotic, as an idea
• Totally foolish
• Senseless idea not alerting new entrants first of all
• Stupefyingly silly
• Vacant area in pub to the rear of lounge
• Trendy article about space is mindless
• Completely absurd
• Mad discarding spades? Senseless