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1.
old shit or old fart. an old man who sits around grousing and complaining all the time.
That alter cocker was complaining about the pickles and now is whining about the chopped liver. He should up and die already!
by ken69 January 26, 2009
 
2.
Yidish for "old shitter". Elderly person.
"Hey...look at that altercocker over there!"
by b-child November 28, 2006