upend

verb

up·​end ˌəp-ˈend 

upended; upending; upends

transitive verb

1

: to set or stand on end

also : overturn sense 1

upended the bucket to use as a stool

2

a

: to affect to the point of being upset or flurried

… a … literary shocker, designed to upend the credulous matrons …

—Wolcott Gibbs

b

: defeat, beat

intransitive verb

: to rise on an end

Synonyms of upend

• defeat
• overcome
• master
• take
• beat
• worst
• conquer
• get
• best
• stop

Examples of upend in a Sentence

He upended the bicycle to fix its flat tire.

I upended the bucket to use as a stool.

The security inspector upended my bag and dumped everything out.

A giant wave upended the surfers.

The midfielder was upended before he got the ball.

Recent Examples on the Web

For more than two decades, the duo hauled in more than 4 pounds of clams each morning from the lagoon in the Po River Delta — upending the notion that women were unsuited for such a rigorous job. — Kasha Patel, CNN Money, 18 July 2026

The chancellor and his team should use this misstep as inspiration to upend the DOE’s profoundly frustrating, bureaucratic and slow procurement system to save taxpayer dollars and get vendors swiftly paid. — Lincoln Restler, New York Daily News, 18 July 2026

But each closure upends hundreds of lives, disrupts communities, and raises hard questions for similarly situated institutions. — Ryan Craig, Forbes.com, 17 July 2026

Several of my prior assumptions were upended right from the start of the piece—including the idea that the reclining wars are all just the greedy airlines’ fault. — Ian Crouch, New Yorker, 15 July 2026

Word History

First Known Use

1823, in the meaning defined at transitive sense 1

Rhymes for upend

• amend
• append
• ascend
• attend
• backend
• befriend
• boyfriend
• commend
• compend
• contend
• defend
• depend

Kids Definition

upend

verb

up·​end ˌə-ˈpend 

: to set, stand, or rise on end