1. Software or applications that consume excessive system resources, slow down performance, or include unnecessary features; often pre-installed on devices.
Usage: informal; computing; usually plural

Examples

• My new laptop came loaded with bloatwares that I had to uninstall immediately.
• Removing bloatwares from your computer can significantly improve its speed.
• Many manufacturers pre-load bloatwares on devices to earn revenue from bundled software.
• Users often complain about bloatwares that drain battery life on smartphones.
• Cleaning up bloatwares is one of the first steps in optimizing system performance.