Treat unfairly, take advantage of, as in This so-called reform is really fucking over the homeless. [Vulgar slang; c. 1960]
Pore Over vs. Pour OverSince pour is a common word and sounds identical to pore, many English speakers use the verb pour in the verb phrase pore over meaning “to meditate or ponder intently.”
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.