scram definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
intransitive verb scrammed, scramming
Slang to leave or get out, esp. in a hurry: often used in the imperative
Origin: contr. of scramble
to manually or automatically shut down (a nuclear reactor) usually by using the control rods
such a shutdown of a nuclear reactor
scram definition by American Heritage Dictionary
Slangintransitive verb scrammed scrammed, scram·ming, scrams
- To leave a scene at once; go abruptly.
- To shut down automatically. Used of a nuclear reactor.
A rapid shutting down of a nuclear reactor, especially in an emergency.
Origin: Perhaps short for scramble.