Definition of filling
1
: an act or instance of filling
2
: something used to fill a cavity, container, or depression
3
: something that completes: such as
a
: the yarn interlacing the warp in a fabric
also
: yarn for the shuttle
b
: a food mixture used to fill pastry or sandwiches
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Merriam-Webster unabridged
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Time Traveler for filling
The first known use of filling was in the 14th century
See more words from the same century