A remark which one uses at the end of an awkward or uncomfortable verbal exchange in an attempt to close the conversation.
Arnie: Yeah so did I ever tell you that I was conceived as a product of incest? It's a tradition in my family to bear children that way.
Buddy: wh-WHAT?! Uhm... gee thanks for the milk.. BUT I've got to be uhh going.
Buddy: wh-WHAT?! Uhm... gee thanks for the milk.. BUT I've got to be uhh going.
by The4RealDeal November 1, 2009
Get the Thanks for the milk.mug.