1. left behind or given up completely
2. showing no restraint or control; wild and uncontrolled

Examples

• The abandoned house had broken windows and overgrown weeds.
• They found an abandoned car on the side of the highway.
• The project was abandoned due to lack of funding.
• She danced with abandoned joy at the celebration.
• The abandoned factory became a home for stray animals.
• He threw himself into the work with abandoned enthusiasm.
• The abandoned shopping mall attracted urban explorers.