Proves meaning : To proofread. To make resistant, especially to water. To allow yeast-containing dough to rise. To test the activeness of yeast. The process of dough proofing. To demonstrate that something is true or viable; to give proof for. To turn out; to manifest. To turn out to be. To put to the test, to make trial of. To ascertain or establish the genuineness or validity of; to verify. To experience. To take a trial impression of; to take a proof of.