Columbine lock
n.— «San Mateo Union High School District campuses are getting special locks to safeguard students, faculty and staff in case of a lockdown.…Burlingame High School economics teacher Kevin Nelson said recent school shootings such as the one earlier this year at Virginia Tech highlight why the locks are needed. He referred to them as “Columbine locks” after Columbine High School in Colorado, which experienced one of the worst school shootings in history in 1999.» —“San Mateo high schools to be safeguarded with special locks” by Mark Abramson Mercury News (San Jose, California) Sept. 16, 2007. (source: Double-Tongued Dictionary)
Further reading
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In 1971, when a new public library opened in Troy, Michigan, famous authors and artists were invited to write letters to the city’s youngest readers, extolling the many benefits of libraries. One of the loveliest was from E.B. White, author of...
Does california law provide that school Districts have someone on-hand that is qualified to install and trouble-shoot-if necessary Columbine locks?