Available Definitions:
1) n. - Moisture from the atmosphere condensed by cool bodies upon their surfaces, particularly at night.
2) n. - Figuratively, anything which falls lightly and in a refreshing manner.
3) n. - An emblem of morning, or fresh vigor.
4) v. t. - To wet with dew or as with dew; to bedew; to moisten; as with dew.
5) a. & n. - Same as Due, or Duty.