What does "mow" mean?

Additional senses

1. 2.To cut the grass from; as, to mow a meadow.
2. 3.To cut down; to cause to fall in rows or masses, as in mowing grass; -- with down; as, a discharge of grapeshot mows down whole ranks of men.
3. 4.To cut grass, etc., with a scythe, or with a machine; to cut grass for hay.
4. 5.A heap or mass of hay or of sheaves of grain stowed in a barn.
5. 6.The place in a barn where hay or grain in the sheaf is stowed.
6. 7.To lay, as hay or sheaves of grain, in a heap or mass in a barn; to pile and stow away.