Definitions
1.verbTo inhabit, or visit frequently (most often used in reference to ghosts)."A couple of ghosts haunt the old, burnt-down house."
2.verbTo make uneasy, restless."The memory of his past failures haunted him."
3.verbTo stalk, to follow"The policeman haunted him, following him everywhere."
4.verbTo live habitually; to stay, to remain.
5.verbTo accustom; habituate; make accustomed to.
6.verbTo practise; to devote oneself to.
7.verbTo persist in staying or visiting.
8.adjectiveOf a location, frequented by a ghost or ghosts."The hotel was haunted by a disembodied spirit."
9.adjectiveObsessed (by an idea, threat, etc.)."a soldier haunted by the memories of combat"
10.adjectiveShowing a feeling of being disturbed."a haunted expression"