In the restaurant industry, a close-open is when a restaurant employee locks up (last to leave) or ends work at closing time of the establishment, then opens (first to arrive) or begins work at opening time of the following day

Sorry dude, I can't hang out tonight. They got me working a close-open.
Two close-opens in a row?!? Is that even legal?

Close-open by Slugmoid_Enjoyer March 11, 2025

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Logical Open Meta-Systems

A framework for reasoning that is permeable to external input, context, and revision. Its rules of inference or standards of evidence can be updated based on new information, practical outcomes, or the integration of other knowledge systems. Most real-world reasoning, including legal reasoning, medical diagnosis, and engineering, operates within logical open meta-systems, where formal logic must interface with messy, contingent facts and shifting goals.

Logical Open Meta-Systems Example: A courtroom's judicial process is a Logical Open Meta-System. It has formal rules of evidence and procedure (a closed subsystem), but it must admit external, empirical facts (forensic reports, witness testimony), and its ultimate standard—"proof beyond a reasonable doubt"—is a pragmatic, context-sensitive judgment call, not a purely logical deduction.

Logical Open Meta-Systems by Dumu The Void February 4, 2026

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wide slam open

Full throttle. Full speed ahead. When a person is hyper, full of energy, and excited about everything.

That crazy dude at the party was wide slam open.

wide slam open by caniacattack May 5, 2009

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