perp

1 of 2

noun

ˈpərp 

plural perps

: a perpetrator especially of a crime see also perp walk

perp

2 of 2

abbreviation

perpendicular

Examples of perp in a Sentence

Recent Examples on the Web

Noun

Stocks of exchanges like CME Group and CBOE Global Markets fell in early June on the heels of the approval of domestic perps, on worries that the asset could create increased competition for existing players with traditional futures contracts. — Davis Giangiulio, CNBC, 18 Aug. 2026

With 5x leverage, for example, a user can pay $100 upfront for a perps contract worth $500. — Dan Bernstein, Sportico.com, 14 July 2026

But then a rumor started that Detective Jennifer Lawrence was the one who’d ID’d the perp. — Kate Aurthur, Variety, 11 June 2026

The duo first appear in parodied versions of the Longlegs roles originated by Blair Underwood and Maika Monroe midway through Scary Movie, standing by as their fellow officers are sent off after a suspicious perp. — Ryan Coleman, Entertainment Weekly, 6 June 2026

Word History

First Known Use

Noun

1968, in the meaning defined above

Phrases Containing perp

• perp walk

Legal Definition

perp

noun

ˈpərp 

: a perpetrator of a crime