The term 'Chink in the Armor' is a metaphor used to describe a weakness or vulnerability in an otherwise strong defense. The crossword solutions for this term are FLAW (4 letters), CHINKS (6 letters), and WEAKSPOT (8 letters). A FLAW is a defect or imperfection, while chinks are small cracks or openings. A weakspot is an area of vulnerability or susceptibility. All three words can be used to describe a chink in the armor, which is a figurative way of saying that something is not as strong as it appears.