事後丸
si6 hau6 jyun2shì hòu wáninferred
English
- morning-after pill; emergency contraceptive pill
粵語 — Cantonese
- 緊急避孕丸嘅別稱；喺性交之後盡快由女方服用，可以大幅降低懷孕嘅機會（量詞：粒）
Examples
阿強次次同女朋友完事之後就叫人哋食事後丸，點解唔一早戴套呢？
Ken always makes his girlfriend take a morning-after pill after they do it. I mean, why not just wear a condom to begin with?
Sources: rime-cantonese, synthesized, words.hk