A derogatory insult, used simultaneously to imply extreme whiteness and homosexuality by combining the words Klondike (a very snowy area in Washington State) and dyke
Guy 1: Did you see Timmy at the lunch rap battle? What an idiot, he couldn't rhyme shit!
when two manly lesbians exchange sexual favors for bites of a Klondike bar. They ask what you would do for a Klondike bar and they other does a sexual thing and receives a bite of the bar.