keep a firm grip on
keep a firm grip on (someone or something)
1. Literally, to maintain a tight grasp on someone or something. The bouncer kept a firm grip on the man as he forced him out of the club. I kept a firm grip on the wheel so that the boat would stay on course during the storm.
2. To maintain strict control over someone or something. The new CEO has so far been keeping a firm grip on the company's direction, much to the chagrin of its investors. You need to keep a firm grip on this new recruit. He's got talent, sure, but he's reckless!
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
keep a firm grip on someone or somethingand keep a tight grip on someone or something
1. Lit. to hold on to someone or something tightly. As they approached the edge, Sally kept a firm grip on little Timmy. She kept a tight grip on him. Keep a firm grip on my hand as we cross the street.
2. Fig. to keep someone or something under firm control. The manager keeps a firm grip on all the employees. I try to keep a firm grip on all the accounts.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.