look up

Idioms & Phrases

look up

  1. Search for in a book or other source, as in I told her to look up the word in the dictionary. [Late 1600s]

  2. Call on or visit, as in I'm going to look up my friend in Chicago. [Mid-1800s]

  3. Become better, improve, as in Business is finally looking up. [c. 1800]

  4. look up to. Admire, respect, as in The students really looked up to Mr. Jones. [Early 1700s]

The American Heritage® Dictionary of Idioms by Christine Ammer.
Copyright © 1997. Published by Houghton Mifflin.
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