Proper noun
Mrs. Claus (plural Mrs. Clauses)
(folklore) The wife of Santa Claus.
To the delight of millions of little children, the Santa in New York's great parade will be half of a same-sex couple. And guess who the other half will be? Me! Harvey Fierstein, nice Jewish boy from Bensonhurst, dressed in holiday finery portraying the one and only Mrs. Claus. Harvey Fierstein
After an injury forces the Big Show to cease all Santa duties, Cassy steps up as Mrs. Claus to keep the Christmas spirit alive. Source: Internet
In an end credits scene, Carol's life has really changed, as she too has morphed into an elderly person that resembles Mrs. Claus' mythical grandmotherly look. Source: Internet
The characters of Jack and Kate are getting ready to return home, when Jack tells Mrs. Claus he will never forget her. Source: Internet