抓姦 [－奸]

Jyutping zaau2 gaan1
Pinyin zhuā jiān

Definitions (CC-CEDICT)
  1. to catch a couple in the act (adultery, illicit sexual relations)
Definitions (Wiktionary)
  1. verb
    Synonym of 捉姦／捉奸 (zhuōjiān).
    (syn.) 捉姦, 捉奸