(intransitive) To be firm, to be able to resist volatilization; to cease to move or be fluid; to congeal; to become hard and malleable, for a metallic substance. pin - attach or fasten with pins or as though with pins; "pin the needle to your shirt". "pin the blame around https://reidbmxiq.bloggerbags.com/43307267/chocolate-dessert-for-a-crowd-for-dummies