prune off(redirected from prune that off)
To remove something superfluous, undesirable, or unnecessary (from something else). A noun or pronoun can be used between "prune" and "off." We need to prune off these dead branches to allow the tree to grow new ones in their place. As your career evolves, you'll need to start pruning less relevant work experience off your résumé.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
prune something off (of) somethingand prune something off
to cut something off something. (Of is usually retained before pronouns.) Claire pruned the dead branch off the apple tree. She pruned off the dead branch.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.