The meaning of WAX is a substance that is secreted by bees and is used by them for constructing the honeycomb, that is a dull yellow solid plastic when warm, and that is composed primarily of a mixture of esters, hydrocarbons, and fatty acids : beeswax. How to use wax in a sentence.

WAX meaning: 1 : a hard substance that becomes soft when it is heated and that is used to make various products (such as candles, crayons, or polish) often used before another noun; 2 : a natural sticky substance that is produced inside the ear earwax