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Related to get religion: The Federalist
Fig. to become serious (about something), usually after a powerful experience. (Sometimes literal.) When I had an automobile accident, I really got religion. Now I'm a very safe driver.
1. (humorous) to become very religious He suddenly got religion when he went to college.
2. (American humorous) to start doing something in a serious and careful way I get religion each time I do my income tax - I always wonder why I didn't keep better records.
Be converted; also, decide to behave in an upright, ethical way. For example, After the children were born, John got religion and joined the church, or After years of total selfishness, she suddenly got religion and is doing all kinds of volunteer work . [Second half of 1700s]
1. To become religious or devout.
2. To resolve to end one's immoral behavior.