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Dictionary.com
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 next morning, with a quick flip upside down, Epperson had a sweet icicle with a built-in handle, which he dubbed the Epsicle.

From The Wall Street Journal • Apr. 4, 2026

He told BBC Radio 4's Today programme that the effect of the conflict on food production "will turn the world supply upside down, and it will have a dramatic impact".

From BBC • Mar. 21, 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

Allen, who represents the Palisades, said neighborhoods are being turned upside down by wildfires.

From Los Angeles Times • Mar. 4, 2026

The snack shops can turn an ice cream cone completely upside down to dip it in chocolate without anything falling out.

From "Everything Sad Is Untrue" by Daniel Nayeri