Cold-blooded
Pronunciation : Cold"-blood`ed
Part of Speech : a.
Definition : 1. Having cold blood; -- said of fish or animals whose blood is but little warmer than the water or air about them.
2. Deficient in sensibility or feeling; hard-hearted.
3. Not thoroughbred; -- said of animals, as horses, which are derived from the common stock of a country.
Source : Webster's Unabridged Dictionary, 1913