burn-in period 1. (testing) A factory soak test intended to increase the chance that components that fail early due to infant mortality will fail before the system leaves the factory.
2. (jargon) When one is so intensely involved in a new project that one forgets basic needs such as food, drink and sleep. Excessive burn-in can lead to burn-out. See hack mode, larval stage. [Jargon File] Last updated: 2007-01-17