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

Noun

• blunder
• bobble
• boo-boo
• boob [British]
• brick
• clanger [British]
• clinker
• error
• fault
• flub
• fluff
• fumble
• gaff
• gaffe
• goof
• inaccuracy
• lapse
• miscue
• misstep
• mistake
• oversight
• screwup
• slip
• stumble
• trip

Verb

• blunder
• boob [British]
• err
• flub
• fluff
• foul up
• fumble
• goof (up)
• louse up
• mess (up)
• screw up
• stumble
• trip

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

Find Balance, Or Likely Fail However, just like with any goals or new habits, there will be slipups. —Kaitlyn Yarborough, Southern Living, 3 Jan. 2025

However, the quality of this process is paramount, as even a tiny slipup can cause huge problems. —Beth Worthy, Forbes, 17 Oct. 2024

Verb

That makes a total of around $43 million (€41.2 million) in the pot, but that could soon become $55.6 million (€53.3 million) by finishing in first in the league phase if Liverpool slips up, and also beating Europa League holders Atalanta next week on the last matchday of the preliminary phase. —Tom Sanderson, Forbes, 22 Jan. 2025

Both teams have less than a one per cent chance of falling outside the knockout playoff spots, and victory here could boost their top-eight chances if those above slip up. —Anantaajith Raghuraman, The Athletic, 20 Jan. 2025

Word History

First Known Use

Noun

1854, in the meaning defined at sense 1

Verb

1909, in the meaning defined above

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