hit it and quit it; fuck and chuck; wham-bam-thank-you-ma'am
Slang, vulgar. Refers to having sex with someone and then immediately cutting off contact, often without any intention of a relationship.
That guy always hits it and quits it; he's the worst.
The person he fucked and chucked got angry and contacted him.
Katakana variant emphasizing the slangy, vulgar nuance.
Compound of やり (from やる, 'to do' or slang for 'to have sex') and 逃げ (from 逃げる, 'to run away'). Literally 'do and run', referring to having sex and then fleeing.