Also, stink up. Cause a bad odor, as in These onions smell up the whole house, or Your old sneakers are stinking up the closet; throw them out. [Mid-1900s]
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 smell up in a sentence
Must have been a mighty rank cigarette to smell up the whole premises like this just goin' past a window.The Portygee | Joseph Crosby Lincoln