see look up, def. 4.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
How to use look up to in a sentence
There is another point of considerable importance which I shall look up to-night.Five Hundred Dollars | Horatio Alger