slipup

1 of 2

noun

slip·​up ˈslip-ˌəp 

1

: mistake

2

: mischance

slip up

2 of 2

verb

slipped up; slipping up; slips up

intransitive verb

: to make a mistake : blunder

Synonyms of slipup

Noun

• mistake
• blunder
• error

Verb

• fumble
• stumble
• trip
• drop the ball
• lay an egg
• screw up
• foul up
• goof (up)

Examples of slipup in a Sentence

Noun

We were late because of a slipup in the schedule.

the marketing director made sure there were no slipups for the important presentation

Verb

if you slip up in copying the data, the final result will of course be wrong

Recent Examples on the Web

Noun

But the boys in red, white and blue will be just fine after their little slipup against Turkey over the weekend. — Tyler Estep, AJC.com, 29 June 2026

This week’s quiz spotlights country confessions and live TV slipups. — Danielle Minnetian, FOXNews.com, 23 May 2026

Verb

The Iberians slipped up big time in their first match of the tournament, being shocked by Switzerland 1-0, bringing back ghosts of tournament failures past for Spanish fans. — Patrick Sung Cuadrado, CNN Money, 14 July 2026

But for taxpayers with a solid compliance history who slip up once, automatically applying relief—instead of reserving it for those who know to ask—is a welcome change. — Kelly Phillips Erb, Forbes.com, 11 July 2026

Word History

First Known Use

Noun

1854, in the meaning defined at sense 1

Verb

1909, in the meaning defined above

Rhymes for slipup

• backup
• blowup
• breakup
• buildup
• checkup
• cleanup
• holdup
• hookup
• lineup
• lockup
• makeup
• markup

Kids Definition

slipup

1 of 2 noun

slip·​up ˈslip-ˌəp 

1

: mistake entry 2 sense 2

2

: mischance sense 2

slip up

2 of 2 verb

slip-ˈəp

: to make a mistake : blunder