It is used frequently in the IT industry. It means that something is part of the product. We do not need to do any customizations to achieve that.
Out of the box, we provide a built-in search engine.

In addition to the out-of-the-box functionality, virtually any repository can be made searchable through the creation of Content Services. All items in the Knowledge Directory can be
searchable.
by Terry Wang December 7, 2006
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A ready-made software, hardware, or combination package that meets a need that would otherwise require a special development effort.
J2SE doesn't support whois protocol out of the box
by Nguyen Hoang Khanh April 1, 2008
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To describe nonconformal, creative thinking.
Some innovative way or breakthrough.
To think out of the box
by Nguyen Hoang Khanh April 1, 2008
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Being so drunk that you even do things that would wouldn't normally do. Nearly paralytic drunk.
Girl 1: 'Good night last night?'
Girl 2: 'Babe I was out if my box, I don't remember a thing!'

Boy 1: 'I'm getting out of my box tonight, you on it?'
Boy 2: 'Yeah man!'
by Reens December 20, 2012
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When the baseball player, after hitting a ground ball, has a very fast first step out of the batter's box toward first base.
Man, did you see Eddie Chavez? He busted out of the box to beat that play at first base!
by Zildjian01 June 21, 2006
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Used when describing how obviously cool something is. Or used to embolden your point.
That is plain-out-of-the-box amazingly awsome.

You are plain-out-of-the-box rediculous.
by kurtmankurtman February 7, 2009
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