Word Study
santa claus
OXFORD DICTIONARY
santa claus, n. (also colloq. Santa) a person said to bring children presents on the night before Christmas.
Etymology
orig. US f. Du. dial. Sante Klaas St Nicholas
THESAURUS
santa claus
Father Christmas, Kriss Kringle, Maecenas, Saint Nicholas, Saint Nick, Santa, almoner, almsgiver, angel, assignor, awarder, backer, bestower, cheerful giver, conferrer, consignor, contributor, donator, donor, fairy godmother, feoffor, financer, funder, giver, grantor, imparter, lady bountiful, patron, patroness, philanthropist, presenter, settler, subscriber, sugar daddy, supporter, testate, testator, testatrix, vouchsaferFor further exploring for "santa claus" in Webster Dictionary Online