What is Domino Theory?
1.
1. a
2. a theory embraced by U.S. President Lyndon B. Johnson in the 1970s stating that allowing South Vietnam to fall to
1. According to the domino theory, if I suddenly stop while driving in rush hour, the car behind me will slam into me, then the car behind it will slam into it, then ...
2. According to the domino theory, preventing South Vietnam from being over-run by North Vietman would have prevented the Khmer Rouge from taking Cambodia, which would have prevented the movie Killing Fields.
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2.
A theory in which that if you make one action against one thing, countless other actions will happen upon countless other things
Just think of a row of dominoes, if you push one, all of them will fall. That's the Domino Theory.
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