1 (alsoquicklime)[uncountable]a white substance obtained by heating limestone, used in building materials and to help plants grow2[countable, uncountable]a small green fruit, like a lemon, with a lot of sour juice, used in cooking and in drinks; the juice of this fruitlime juiceslices of lime3 (alsolime tree)[countable]a tree on which limes grow4 (alsolime tree, linden tree, linden)[countable]a large tree with light green heart-shaped leaves and yellow flowersan avenue of limes5[uncountable] = lime green