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Definitions

upside down

ADJECTIVE
reversed
Synonyms
WEAK
backwards bottom up inside out inverted orderless overturned topsy-turvy vice versa without order wrong side out
upside-down
ADJECTIVE
overturned, inverted
Synonyms
STRONGEST
tangled
WEAK
backward bottom up bottom-side-up confused disordered downside-up haywire helter-skelter in chaos in disarray jumbled mixed-up on head reversed topsy-turvy upended wrong way wrong-side up
Antonyms
WEAK
right-side up

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The federal government has been promoting an upside down pyramid that features steak and cheese at the top, along with vegetables, to go along with its new dietary guidelines.

From The Wall Street Journal • Mar. 31, 2026

I also have a swing to go upside down on.

From Los Angeles Times • Mar. 20, 2026

"In fact, we were also able to confirm that previous impressions were probably viewed upside down and back to front."

From Science Daily • Mar. 12, 2026

I did start dating a guy who was a narcissist, and my world shifted a bit, which temporarily turned my priorities upside down.

From MarketWatch • Feb. 27, 2026

I realized I must have laid the clipping on the glass upside down.

From "The World According to Humphrey" by Betty G. Birney

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.