hag

Short definition from Wiktionary

Noun

1. 1
   A witch, sorceress, or enchantress; a female wizard.
2. 2
   An ugly old woman.
3. 3
   An evil woman.
4. 4
   A woman over the age of 30 years.
5. 5
   A fury; a she-monster.
6. 6
   A hagfish; one of various eel-like fish of the family Myxinidae, allied to the lamprey, with a suctorial mouth, labial appendages, and a single pair of gill openings.
7. 7
   A hagdon or shearwater; one of various sea birds of the genus Puffinus.
8. 8
   An appearance of light and fire on a horse's mane or a person's hair.
9. 9
   The fruit of the hagberry, Prunus padus.
10. 10
    Sleep paralysis.
11. 11
    A small wood, or part of a wood or copse, which is marked off or enclosed for felling, or which has been felled.
12. 12
    A marshy hollow, especially an area of peat lying lower than surrounding moorland, formed by erosion of a gully or cutting and often having steep edges.

Verb

1. 1
   To cut or erode (as) a hag (a hollow into moorland).
2. 2
   To harass; to weary with vexation.