1. in a way that does not produce profit or financial gain
2. in a way that does not produce useful results or benefits

Examples

• The company operated unprofitably for three consecutive years.
• He invested unprofitably in several failed startups.
• The factory ran unprofitably due to high labor costs.
• She spent her time unprofitably browsing social media.
• The meeting dragged on unprofitably without reaching any decisions.
• The land was farmed unprofitably because of poor soil conditions.