fillup means an act or process of filling up; a replenishment. Lexicurio rates it Sui generis — a strength score of 87 out of 100.
noun
- An act or process of filling up; a replenishment.“We had slyly ordered a few gallons of punch to be brought down to the office, to give a fillup to the worthy workmen at the close of their labors...”
- Filler material.“[…] various vocal techniques of presentation and delivery as well as how to ad-lib assorted information from programme parades as "fill-ups" at programme junctions.”