1. The trait of exhibiting no personal embarrassment or concern
   "the blandness of his confession enraged the judge"
    
2. The quality of lacking distinctive or interesting taste
   "The blandness of the food in the hospital was a common complaint";
   - insipidity, insipidness
    
3. The quality of being bland and gracious or ingratiating in manner
   "His blandness in social situations masked a sharp intelligence";
   - suavity, suaveness, smoothness

Type of: emotionlessness, graciousness, unappetisingness [Brit], unappetizingness, unemotionality