Marked by or done with valor. See Synonyms at brave.(adjective)
A brave person.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "valiant" in a sentence
"The tiger before a _stronger_ foe -- flies: the tiger is not what we call valiant, only fierce and cruel."
"They, however, commended what they called the valiant intervention by former heads of state and other eminent statesmen that the President should show regard for the spirit of the 1999 constitution."
"Logic, most valiant, is unafraid of all the monsters of the earthly dream."