Top Definition
A diet lane refers to any checkout in a major store that is not overly crowded with people. A diet lane can be found where any checkout is completely open and no waiting is required to make your purchase.
Man: Damn i need to find a diet lane before this icecream melts

Woman: hey checkout 2 is open!
by theSA08 May 13, 2007
5 Words related to diet lane

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