1. allowing oneself to enjoy the pleasure of something, especially something considered to be a luxury or treat
Usage: present participle of indulge
2. allowing someone to have or do what they want, especially when this seems excessive or unwise
Usage: present participle of indulge

Examples

• She was indulging in a piece of chocolate cake after dinner.
• He spent the weekend indulging his passion for photography.
• The parents were indulging their child’s every whim.
• After working hard all week, I’m indulging in a long bath.
• She accused him of indulging in self-pity.
• They were indulging their guests with expensive wine.
• He’s been indulging his hobby of collecting vintage cars.