perp
noun/pɜːp/
/pɜːrp/
(North American English, informal)- a perpetrator (= a person who commits a crime or does something that is wrong or evil)
作恶者；行凶者；犯罪者 - The perp stole a police car and got away.
那个罪犯偷了一辆警车逃跑了。
- The perp stole a police car and got away.