spread on thick
spread it on thick
To exaggerate, aggrandize, or overstate some emotional experience, response, or appeal, such as blame, praise, flattery, excuses, etc. Jim carries on as though flattering the boss will get him a promotion, so he's always spreading it on thick for her. OK, Bob, I think Mary understands the trouble she's in, no need to spread it on so thick.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
spread something on thick
1. to distribute a thick layer of something. This paint will cover well if you spread it on thick. If you spread the paint on thick, you will only need one coat.
2. Go to lay it on thick.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.