branch off

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branch off

To split or move away from something. Don't worry, you can stay on Main Street for now—the street you need to turn on to branches off of Main Street. The subclavian artery branches off from the aorta.
See also: branch, off
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

branch off (from something)

to separate off from something; to divide away from something. A small stream branched off from the main channel. An irrigation ditch branched off here and there.
See also: branch, off
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

branch off

Diverge, subdivide, as in It's the house on the left, just after the road branches off, or English and Dutch branched off from an older parent language, West Germanic. This term alludes to a tree's growth pattern, in which branches grow in separate directions from the main trunk. [Second half of 1800s] Also see branch out.
See also: branch, off
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.

branch off

v.
1. To separate from a main road or path and follow a smaller one: Take a left where the main trail branches off onto a footpath.
2. To separate from a primary source or origin and move or develop in a different direction: After we discovered a new species of insect, some members of our research team branched off and are studying it. A new political group has branched off from the old party.
See also: branch, off
The American Heritage® Dictionary of Phrasal Verbs. Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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References in periodicals archive ?
The operator said earlier it hopes to provide an alternative route to drivers traveling near the accident site, about 80 km west of Tokyo on the expressway, by making toll-free from next Tuesday an expressway branching off from the main line east of the tunnel.
After the ground is primed, many of the rails will be reinserted exactly where they stood, branching off to linear planks and evoking the spirit of the old rail.
Each one resembles a helical tunnel, with additional tunnels branching off in different directions.
His client base started with family and friends before branching off into advertising flyers stuffed into homeowner mailboxes, "but mostly it was by word of mouth."
In Algoma's main on-campus program, students are grouped together for the first two years before branching off in their third and fourth years to specialize in either social or economic development.
A bright, open atrium greets residents of the Clare House and Clare Manor, branching off into completely modem facilities, fully accessible common and private spaces, and large, sundrenched apartments.