援助交際
えんじょこうさい paid dating (esp. with an underage girl; oft. involving selling of sex); compensated dating
Why it means this
援助 (financial help) + 交際 (dating, association) — a euphemism for paid dates, often involving a man and an underage girl.
Breakdown
- 援 エン abet, help, save
- 助 ジョ help, rescue, assist
- 交 コウ mingle, mixing, association
- 際 きわ occasion, side, edge
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