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A combination of Umbilical and Phone. The cursed name given to a mobile phone that constantly tethers a man to his wife/girlfriend.
Where did Jack go?

Oh, he's outside talking on the umbiliphone to his wife.
by Clock Sticking March 11, 2010
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Jul 2 Word of the Day
Someone people turn to when they're sad who makes them feel better.
Dude, I was so unhappy about my girl, until I spoke to my serotonin donor who really helped me feel better
by jonfurstn1 November 27, 2009
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