n.
Pronunciation: ' chi ŋ k
Function: noun
Etymology: probably alteration of Middle English chine crack, fissure
Date: 1535
1 : a small cleft, slit, or fissure <a chink in the fence>
2 : a weak spot that may leave one vulnerable <his lawyers found a chink in the law>
3 : a narrow beam of light shining through a chink