Hag (n.): A witch, sorceress, or enchantress; also, a wizard.
Hag (n.): An ugly old woman.
Hag (n.): A fury; a she-monster.
Hag (n.): An eel-like marine marsipobranch (Myxine glutinosa), allied to the lamprey. It has a suctorial mouth, with labial appendages, and a single pair of gill openings. It is the type of the order Hyperotpeta. Called also hagfish, borer, slime eel, sucker, and sleepmarken.
Hag (n.): The hagdon or shearwater.
Hag (n.): An appearance of light and fire on a horse's mane or a man's hair.
Hag (v. t.): To harass; to weary with vexation.
Hag (n.): A small wood, or part of a wood or copse, which is marked off or inclosed for felling, or which has been felled.
Hag (n.): A quagmire; mossy ground where peat or turf has been cut.
Hag (n): Eellike cyclostome having a tongue with horny teeth in a round m
Hag (n): An ugly evil-looking old woman