Longman Dictionary of Contemporary English
Douglas Harper's Etymology Dictionary
Wiktionary
a. Exhibiting healthy vigor or spirit; hearty.
WordNet
adj. endowed with or exhibiting great bodily or mental health; "a hearty glow of health" [syn: hearty, full-blooded, lusty]
Usage examples of "red-blooded".
How many people are killed every year by speedsters like this red-blooded, young girl.
We circularized the town—putting up posters in recreation centers in an appeal to red-blooded Americans, made stump speeches, and "impressed" soldiers found in the local hot spots.
The constant battle of wits and senses against the many deadly foes that lurked by day and by night along the pathway of the wary and the unwary appealed to the spirit of adventure which breathes strong in the heart of every red-blooded son of primordial Adam.
And what red-blooded American boy will look twice at a Geography whiz with scabs on her knees, when he could have a Sweater Girl?