[ 'saŋgwɪn ]
■ adjective
1》 cheerfully optimistic.
2》 (in medieval medicine) having a predominance of blood among the bodily humours, supposedly marked by a ruddy complexion and an optimistic disposition.
↘ archaic (of the complexion) ruddy.
3》 archaic bloody or bloodthirsty.
4》 literary & Heraldry blood-red.
■ noun a blood-red colour.
Derivatives
~ly adverb
~ness noun
Origin
ME: from OFr. sanguin(e) 'blood red', from L. ~us 'of blood', from sanguis , sanguin- 'blood'.