1. lack of interest, concern, or sympathy
2. the quality of being neither good nor bad; mediocrity

Examples

• His indifference to the suffering of others was shocking.
• She showed complete indifference when he announced his promotion.
• The teacher was frustrated by her students’ indifference to the lesson.
• Public indifference to the election results surprised political analysts.
• The critic dismissed the movie as a work of stunning indifference.
• Her indifference toward fashion made shopping difficult.
• The company’s indifference to customer complaints hurt their reputation.