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1.
The extremely turmoil but wonderful relationship between doctors John Carter & Abby Lockhart on the televion show 'ER'.
"Gosh, Carter is sucha wanker. I think he's back on the drugs or something."
"He is always with them damn hoes. "
"I sure do miss carby."
by Lawfawnduh January 18, 2005
 
2.
The union, or belief in a (re)union between the characters John CARter and abBY Lockhart on ER.
"I love Carby"
"I miss Carby"
"Carby is the love that will return - move over Doug and Carol"
by Ash April 13, 2005
 
3.
High in carbohydrates (viz. fatty).
I'm trying to lose weight, that chocolate bar is way too carby for me.
by MSJos July 10, 2008