Definify.com
Webster 1828 Edition
Sanguin
SAN'GUIN
,Adj.
1.
Red; having the color of blood; as a sanguine color or countenance.2.
Abounding with blood; plethoric; as a sanguine habit of body.3.
Warm; ardent; as a sanguine temper.4.
Confident. He is sanguine in his expectations of success.