Source : Webster's Revised Unabridged Dictionary (1913)

Lar \Lar\, n.; pl. {Lares}, sometimes {Lars}. [L.] (Rom. Myth.)
   A tutelary deity; a deceased ancestor regarded as a protector
   of the family. The domestic Lares were the tutelar deities of
   a house; household gods. Hence, Eng.: Hearth or dwelling
   house.

         Nor will she her dear Lar forget, Victorious by his
         benefit.                                 --Lovelace.

         The Lars and Lemures moan with midnight plaint.
                                                  --Milton.

         Looking backward in vain toward their Lares and lands.
                                                  --Longfellow.

Lares \La"res\, n. pl.
   See 1st {Lar}.