1 definition by Oliver Closeov

The interweaving of Christian and Jewish holidays for those individuals that have married outside of their respective faiths.
Ephraim a Jewish man married Mary a Christian Woman. In their inability to decide which Holiday to Observe they created Hanumas. Where they give gifts over many days rather than just one day.

Other References:
christmakwanzakah
Christmakkah
by Oliver Closeov December 22, 2005
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