go off the rails

(redirected from went off the rails)
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go off the rails

1. To go into a state of chaos, dysfunction, or disorder. Our project has started going off the rails ever since the manager up and quit last month.
2. To become crazy, eccentric, or mentally unhinged; to begin acting in an uncontrollable, inappropriate and/or socially unacceptable manner. My youngest son started going off the rails shortly after getting into drugs in high school.
See also: off, rail

go off the rails

mainly BRITISH
COMMON
1. If someone goes off the rails, they start to behave in a way that is wild or unacceptable, doing things that upset other people or are dangerous. He went off the rails in his teens and was a worry to his parents. The tabloids are full of stories of young stars going off the rails.
2. If something goes off the rails, it starts to go wrong. By spring, the project seemed to be going off the rails. Clearly something has gone off the rails in the process of government.
See also: off, rail