present participle of howl
"The wind picked up outside, sending a howling gust through the open window that rattled the curtains."
extraordinarily good or great; used especially as intensifiers
"a fantastic trip to the Orient"
"the film was fantastic!"
"a howling success"
"a marvelous collection of rare books"
"had a rattling conversation about politics"
"a tremendous achievement"
Used as an intensifier
"The howling wind nearly tore the roof off our house."
A patronymic surname, from given names.
"My neighbor introduced himself as John Howling, revealing that his last name comes directly from his father's first name."