Refers specifically to a male werewolf; the female counterpart is 狼女 (おおかみおんな).
満月の夜、狼男が現れた。
On the night of the full moon, a werewolf appeared.
彼は狼男のコスプレをしている。
He is cosplaying as a werewolf.
Standard kanji spelling for werewolf.
Mixed hiragana-kanji spelling, less common but still encountered.
Mixed katakana-kanji spelling, sometimes used for emphasis or in informal contexts.
Compound of 狼 (おおかみ, 'wolf') and 男 (おとこ, 'man').