leave open

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leave (someone, something, or oneself) (wide) open to (something)

To make someone, something, or oneself vulnerable to something; to expose someone, something, or oneself to something undesirable or potentially harmful. These terms of service leave us wide open to lawsuits under the new EU regulation, so we'll need to update them right away. The judge agreed that the defendant's use of social media during the trial left him open to additional scrutiny by the prosecution. I know I left myself wide open to scorn when I made my decision, but I stand by what I did.
See also: leave, open, to

leave open

1. To intentionally keep a timeframe free or unscheduled. A noun or pronoun can be used between "leave" and "open." I'm leaving Friday night open in case Paulina wants to get dinner. I left open your birthday in case you wanted to do something special that day.
2. To cause one or oneself to be vulnerable or exposed. A noun or pronoun can be used between "leave" and "open." Sir, that position will leave us open to attack from the north. Don't tell Mom too much about your new boyfriend, unless you want to leave yourself open to a lot of personal questions.
3. To be inclined to hear or ponder something. A reflexive pronoun is used between "leave" and "open." These people are just trying to help you, so please leave yourself open to what they have to say.
See also: leave, open
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

leave something open

to leave a date or time unscheduled. I left something open on Friday, just in case we want to leave work early. Please leave an appointment open for Mrs. Wallace next week. She will be calling in to our office for an appointment.
See also: leave, open
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

leave open

1. Keep undecided or unscheduled, as in We don't know how much fabric will be needed; let's leave that open, or The doctor leaves Fridays open for consultation. This expression uses open in the sense of "undetermined," a usage dating from the mid-1500s.
2. leave oneself open. Remain vulnerable to; also, remain willing to consider. For example, Her actions left her open to widespread criticism, or I left myself open to further suggestions about how to proceed. Also see under lay open.
See also: leave, open
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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References in periodicals archive ?
Grosso's reaction to this event may well speak to religious wonder, but it is also an example of how belief not only can leave one open to certain possibilities, but potentially close one off to otherwise obvious normal explanations.
Cahill accepts that a single goal lead is always a nightmare because it can leave one open to a sucker punch, which was delivered by West Brom's Victor Anichebe's equaliser coming just four minutes from time.
Williams said: "It's all got to be multi-channel now, because if you leave one open your competitors can jump in.
I know it is wrong to sentimentalise dogs, and that a canine love affair will always leave one open to ridicule.
"It helps Villarreal as well as I leave one open spot for a non-European player to be there with us.
To wear such clothes can leave one open to public ridicule.''
Scottish colleagues say there is no question that Reid will not win a seat in Lanarkshire, with the possibility that Rosemary McKenna, MP for Cumbernauld and Kilsyth, or Tom Clarke in Coatbridge and Chryston may retire to leave one open for him.
This submission can leave one open to the charge of being hostile to humanity.
However, recommending herbal therapies that are not backed by solid data could leave one open to some liability, Ms.
Also, with using the pallets it works great for larger sized birds (the idea was I could remove the pallets to clean underneath and/or leave one open so birds could get out for some free time).
However, it did rather leave one open to sampling exotic and unknown delicacies as your hosts tried as hard as possible to impress.