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In restaurant slang, "68" is the opposite of "86" (which means to remove an item from the menu). A "68" means an item is back on the menu or available.

), a regular 68-sided polygon is considered constructible using only a compass and straightedge. 68 in Culture and Daily Life In restaurant slang, "68" is the opposite of

). Many mathematicians believe it is the last even number to have this exact property before higher numbers begin having three or more pairs. Because of its factorization ( In restaurant slang

On an infinite chessboard, there are 68 distinct squares that are exactly three knight's moves away from any starting square. In restaurant slang, "68" is the opposite of