Related Clues:

• Not very good or bad
• "Eh"
• Rating two stars, perhaps
• "Nothing special"
• 'Ho-hum'
• Underwhelming
• Really big sizes are in the ascendant, OK?
• Neither very good or very bad
• Very repetitive - only just tolerable
• 'And,' you interpose, 'the blighter is mediocre'
• To follow a cry for help with nothing at all is hardly adequate
• Very big-hearted, but indifferent
• Tolerable, indifferent
• Shipping orders are acceptable
• Tolerable and therefore repeatable