The definition of valiant is someone or something very brave or determined.(adjective)
An example of valiant is Aragorn going to battle to protect Middle Earth in The Lord of the Rings.
See valiant in Webster's New World College Dictionary
Origin: ME < OFr vaillant, prp. of valoir < L valere, to be strong: see value
See valiant in American Heritage Dictionary 4
Origin: Middle English
Origin: , from Old French vaillant
Origin: , from Latin valēns, valent-
Origin: , present participle of valēre, to be strong; see wal- in Indo-European roots.
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