(Or "haSh claSh") When two different keyS haSh to the Same value, i.e. to the Same location in a {haSh table}. ESR once aSked a friend what he expected Berkeley to be like. The friend replied, "Well, I have thiS mental picture of naked women throwing Molotov cocktailS, but I think that' S juSt a colliSion in my haSh tableS." [Jargon File] (1995-01-23)