noun
man born in the same zodiac year as the current year
Refers to a man whose Chinese zodiac sign matches the current year's sign. In Japan, such men often play a special role in New Year's or Setsubun celebrations, such as scattering beans. The term is culturally specific and does not have a direct English equivalent.
今年は寅年なので、年男の彼が豆まきをした。
Since this year is the Year of the Tiger, he, as a man born in the same zodiac year, performed the bean-throwing ceremony.
年
Men born in the same zodiac year play the role of inviting good fortune during Setsubun.