core dump n. [common Iron Age jargon, preserved by Unix] 1. [techspeak] A copy of the contents of core , produced when a process is aborted by certain kinds of internal error. 2. By extension, used for humans passing out, vomiting, or registering extreme shock. He dumped core. All over the floor. What a mess. He heard about X and dumped core. 3. Occasionally used for a human rambling on pointlessly at great length; esp. in apology: Sorry, I dumped core on you. 4. A recapitulation of knowledge (compare bits , sense 1). Hence, spewing all one knows about a topic (syn. brain dump ), esp. in a lecture or answer to an exam question. Short, concise answers are better than core dumps (from the instructions to an exam at Columbia). See core. A core dump lands our hero in hot water. (This is the last cartoon in the Crunchly saga. The previous cartoon was 76-05-01.