Verb

1. put on a garment in order to see whether it fits and looks nice
2. melt (fat or lard) in order to separate out impurities
3. take a sample of
4. test the limits of
5. give pain or trouble to
6. examine or hear (evidence or a case) by judicial process
7. put on trial or hear a case and sit as the judge at the trial of
8. make an effort or attempt
9. put to the test, as for its quality, or give experimental use to

Noun

1. earnest and conscientious activity intended to do or accomplish something