cross over
Idioms-
Change from one field or affiliation to another, as in Graham Greene crossed over from the Anglican to the Roman Catholic Church , or If he doesn't run I'm going to cross over to the Democratic Party . [First half of 1900s]
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Also, cross over to the other side . Die, as in It's a year since my grandmother crossed over to the other side . [c. 1930]
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Apple relies heavily on Samsung’s displays for iPhones, so it’s possible the functionality could cross over.
From The Wall Street Journal • Feb. 25, 2026
There’s supposed to be a threshold that you cross over, take off your coat and your shoes.
From Los Angeles Times • Jan. 2, 2026
Mendes hit a cross over the Leverkusen defence for Pacho to head in at the far post.
From Barron's • Oct. 21, 2025
No MMA fighter since the rise of the UFC has been able to cross over and become a boxing world champion.
From BBC • Sep. 8, 2025
He was about to cross over the Seine, the river that runs through Paris.
From "The Mona Lisa Vanishes" by Nicholas Day
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.