Filler

In general, a '''filler''' is something that is used to fill gaps. Specialized meanings include: {{tocright}}  ==Materials== * Filler (animal food), dietary fiber and other ingredients added to pet foods to provide bulk * Filler (materials), particles added to a matrix material, usually to improve its properties * Filler (packaging), a machine designed to fill packaging, usually occurs in food packaging * Filler metal, metal added in the making of a joint through welding, brazing, or soldering * Grain filler, a product that is used to achieve a smooth-textured wood finish * Injectable filler, a soft tissue filler injected into the skin to help fill in facial wrinkles * Star filler, a plastic insert in computer cables which separates wires

==Media and entertainment== * Filler (media), in television and other media, material that exists outside the story arc to pad out other material * "Filler", song by hardcore punk band Minor Threat, from their debut E.P.

==Other uses== * Filler (linguistics), a sound spoken to fill up gaps in utterances * Placeholder word * Filler (surname) * Seat filler, a person who fills an empty seat during an event

== See also == * fillér, name of various small change coins throughout Hungarian history, and one hundredth of a Hungarian forint * Filer (disambiguation) * Placeholder (disambiguation)