Teach your baby the sign for the name Santa Claus in baby sign language with the following description and video.
Form both hands into claws. Hold the claws on either side of the chin. Make two half circles with each hand while moving the hands away from the body. The motion outlines a beard.
ASL Pro: http://www.aslpro.com/cgi-bin/aslpro/aslpro.cgi
Signing Savvy: http://www.signingsavvy.com/