A man who has retained an obsession with sex well into his dotage, with a creepy effect on others.
Don't look at my daughter that way you fucking old updike!
by Nicholas Van Orton August 23, 2007
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The act of leaving a social gathering without first notifying any of your friends.

Derived from the term "up and dip" which is another description of the aforementioned act.
"Where did James go?"
"James was hammered, he probably updiked and is now at home petting his cats and staring at his bikes."
by I'M CLINTON February 26, 2010
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after jim's 21st birthday, he spent all night with his head over the updike
by Erik October 6, 2003
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v. (slang) - to perform "reverse cowgirl" sex.
I Updiked the shit out of my girlfried last night.
by Tom Zappacosta October 3, 2003
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