open kimono

open (up) (one's) kimono

To be transparently open about one's plans, dealings, or intentions. I assure you that our company has opened our kimono about every aspect of our tax obligations to the state.
See also: kimono, open
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

open (up) one's kimono

Sl. to reveal what one is planning. (From the computer industry, referring especially to the involvement of the Japanese in this field.) Sam isn't one to open his kimono much when it comes to new products. Even if Tom appears to open up his kimono on this deal, don't put much stock in what he says.
See also: kimono, open
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
See also:
References in periodicals archive ?
Interviewing 101: Don't be the "open kimono" interviewee
What is the quasi-technical term for these descriptions overheard by the WM journalist Denise Robertson (1934 -): i) I''m coming into this with an open kimono. ii) Run that up the flagpole and see if it flies, and, iii) You''re a lighthouse on a cloudy night.
If a colleague declares "I'm coming into this with an open kimono", he or she is throwing an idea out into the open while being ready to accept criticism.
Yet, many very bad interviews come down to the use of extreme honesty, or what I call "open kimono" syndrome.
EVER been told to take a bite out of a reality sandwich after running an open kimono up a flagpole?
Say on pay, a provision of the Dodd-Frank Wall Street Reform and Consumer Protection Act that becomes effective next year, will have the effect of forcing public corporations to open kimonos that have long been cinched tight--even by companies with relatively transparent disclosure practices.