smell up

smell up idiom
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® 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.

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