haunting (Adjective) — Continually recurring to the mind. ex. "the cathedral organ and the distant voices have a haunting beauty" ex. "haunting memories"
haunting (Adjective) — Having a deeply disquieting or disturbing effect. ex. "from two handsome and talented young men to two haunting horrors of disintegration"
haunting (Verb) — Follow stealthily or recur constantly and spontaneously to. ex. "the ghost of her mother haunted her"
haunting (Verb) — Haunt like a ghost; pursue. ex. "Fear of illness haunts her"
haunting (Verb) — Be a regular visitor to a certain place. ex. "She haunts the ballet"