Noun
1. any material that fills a space or container;
"there was not enough fill for the trench"2. flow into something (as a container)
3. (dentistry) a dental appliance consisting of any of various substances (as metal or plastic) inserted into a prepared cavity in a tooth;
"when he yawned I could see the gold fillings in his teeth""an informal British term for `filling' is `stopping'"4. a food mixture used to fill pastry or sandwiches etc.
5. the yarn woven across the warp yarn in weaving
6. the act of filling something