SUR'NAME, noun [Latin super and nomen.]
1. An additional name; a name or appellation added to the baptismal or christian name, and which becomes a family name. Surnames, with us, originally designated occupation, estate, place of residence, or some particular thing or event that related to the person. Thus William Rufus or red; Edmund Ironsides; Robert Smith, or the smith; William Turner.
2. An appellation added to the original name.
My surname Coriolanus.
SURNA'ME, verb transitive To name or call by an appellation added to the original name.
Another shall subscribe with his hand unto the Lord, and surname himself by the name of Israel. Isaiah 44:5.
And Simon he surnamed Peter. Mark 3:16.