if you don't like it, lump it
You have to accept this situation, whether you like it or not. Well, this old, falling-down hotel is the only one with rooms available this weekend, so if you don't like it, lump it.
informal An awkward, clumsy, or stupid person. They gave the promotion to Dave? Why on earth would they put that lump in charge of anything? She spends so much time doting on her lump of a younger brother that she hasn't really done anything with her own life.
An expression of annoyance and dismissal of someone or something. It means the same as "Forget it!" Well, you can lump it because I'm not staying late to help you—that project is your responsibility!
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
Inf. Forget it!; Go away! Well, you can just lump it! Lump it! Drop dead!
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
(like it or) ˈlump it(informal) accept something unpleasant because there is no other choice: I’m sorry you’re not happy about it but you’ll just have to lump it. ♢ That’s the situation — like it or lump it!
Farlex Partner Idioms Dictionary © Farlex 2017
n. a stupid clod of a person. I am not a lump! I am just sedate and pensive.
exclam. Forget it!; Go away! (see also Like it or lump it!.) Well, you can just lump it!
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.