It simply asks the question, "Did you actually do that?", however, it drips with sarcastic disbelief or belittlement.
Alternates are "Do ya?" or "Will ya?"
Henry: "I've given up drinking."
Jimmy: "Did ya? I'll buy you a beer at Mulligan's and you can tell me all about it."

Horace: "I have an IQ of 133."
Jimmy: "Do ya? Then why is your shirt on backwards, stupid. Ha, you looked."

Headley: "When I die, I'm going to have my remains cremated and compressed into a diamond!"
Jimmy: "Will ya? It looks like the process has already started on your head, precious."
by Chris Zizzo October 14, 2006
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This expression is generally found within the walls of a prison. To question a fellow prisoners success regarding the conquest of another prisoners anal cavity.
As Roosevelt and Big Ed Moustapha returned from the showers, Nick the Pig yelled out: 'Hey Big Ed, did ya get ya some stink?!'.
by Big Ed Moustapha December 19, 2008
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someone has no idea what the situation is about, but still has the urge to put their oar in.
Niall: “what’s your favorite song of the album?”
Fan: “what a time”
Niall: “ you didn't listen to the album, did ya? ”
by whoran June 5, 2021
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choda boy: lets go pick up some rossi and a fifth of XO.
Joslin: YaDidIMean.
choda boy:Word
by Joslin August 18, 2005
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