hand-in-glove

hand in glove

In close association or collaboration (with someone or something). Our art and marketing departments always work hand in glove to make sure all the campaigns are consistently designed. It turns out that the doctor and the pharmaceutical company have been hand in glove for years, conspiring together to push expensive medications on patients regardless of their actual need.
See also: glove, hand
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

hand-in-glove

mod. suiting one another naturally. These two go hand-in-glove.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
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References in periodicals archive ?
For decades, the ACLU has worked hand-in-glove with the National Lawyers Guild, officially cited by a committee of Congress as "the foremost legal bulwark of the Communist Party." Both of these groups have been striving since the early 20th century to undermine all U.S.