anything added to fill out a whole

copy to fill space between more important articles in the layout of a magazine or newspaper

100 filler equal 1 forint in Hungary

a substance used to fill gaps or imperfections in surfaces

any material in a narrative that serves to pad or extend the length of the story without advancing the plot or developing the characters

a non-lexical, often meaningless word or phrase that is inserted into speech to fill pauses, hesitation, or to provide a temporary placeholder while the speaker gathers their thoughts