[ T ] to talk to a person a set of queries or provide them with practical activities to do, to be able to measure their understanding or capability: To check some thing is to employ it in an effort to discover whether it's Functioning correctly or how productive it's: https://chippz.de/2024/08/14/einlegesohlen-fur-gesunde-fuse-ein-schlussel-zur-optimalen-fusgesundheit/