filler
🇺🇸
/ˈfɪlər/
🇬🇧
/ˈfɪlə(r)/
A material used to fill in gaps or holes, like in walls before they are painted.
We needed some filler to fix the holes in the wall.
An item or content that is not very important but is used to complete something when better options are not available.
The speech included a lot of filler to reach the required time.
A soft substance that is injected into someone's skin, usually the face, to change their appearance.
Some people use fillers to reduce the appearance of wrinkles.