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someone who presses their religion on you, especially catholicism. They make reference to their religion and justify everything behind their religion in a conversation.
ex:
man: This woman came to to my house today to try and convert me, bro.

Friend: Bitch was a Jesus Bumper, yo.
by cutup3 July 21, 2014
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Apr 21 Word of the Day
I've been jabbed
by Francesco II March 20, 2021
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