decide for

decide for (someone or something)

To rule favorably for someone or something. My client will almost certainly go to jail if the judge doesn't decide for him.
See also: decide, for
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

decide for someone or something

to rule in favor of someone or something; to make a judgment for someone or something. The jury decided for the plaintiff. The judge decided for me.
See also: decide, for
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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References in periodicals archive ?
the judge must surely refuse to take his instructions from the litigants: he must decide for himself all such points as the lawgiver has not already defined for him.
A few reasons why some women decide FOR reconstruction with breast implants:
This means juries will now get to hear cases that were previously dismissed simply by motion, and decide for themselves whether the assailant was able to attack because the property owner was negligent.
The first is the "exploding job offer." Time was, college recruiters knew that students probably wouldn't decide for whom to work until they'd interviewed with everyone.
Read what some SW readers say (right), then debate and decide for yourself.