Related Clues:

• Ho Hum
• Nothing to brag about
• How the apathetic feel
• Meh
• Whitebread
• Colourless
• Eliciting a 'meh'
• Far from interesting
• Not very exciting
• Boring, informally
• Snooze-inducing
• Lacking pizzazz
• Relative of "yada"
• Dull book, note
• Pretentious nonsense