1. not showing gratitude or recognition for something given or done; failing to value or acknowledge kindness or effort

Examples

• She felt hurt by her son's inappreciative attitude toward her years of sacrifice.
• The inappreciative audience barely applauded the performer's hard work.
• He was inappreciative of the help his friends had offered during his difficult time.
• Their inappreciative response to the gift made the giver feel unvalued.
• The teacher grew tired of the students' inappreciative behavior in class.
• Despite her efforts, she received only inappreciative comments from the critics.