rough out

rough out idiom
Also, rough in. Prepare or indicate in unfinished form, as in He roughed out several plans for a merger, or They roughed in where the doors would go without checking with the architect. [Second half of 1700s]

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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