like it or lump it

Also, if you don't like it you can lump it. Whether or not you want to, as in Like it or lump it, we're staying home this summer. The origin of lump in this idiom is unclear; one writer believes it to be a euphemism for stuff it, a not unreasonable conjecture. [Early 1800s]

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.