1. not working properly or as intended; malfunctioning

1. to fail to work or operate correctly
Usage: present participle of misfunction

Examples

• The misfunctioning printer needs to be repaired before we can print the documents.
• The car's misfunctioning engine caused it to stall on the highway.
• The website has been misfunctioning all morning, preventing users from logging in.
• A misfunctioning smoke detector poses a serious safety risk.
• The air conditioning system is misfunctioning in the summer heat.
• Several misfunctioning traffic lights caused congestion at the intersection.