bully boy

dated

A tough, aggressive man, especially one who is young. / (dated) A familiar male associate who is regarded rather fondly, especially one who is spirited and genial.

Japanese Meaning

たくましく、攻撃的な、特に若い男。 / （時代的な意味で）親しみを込められて呼ばれる、元気で快活な男仲間。

What is this buttons?

Despite his bravado, the bully boy backed down when the bigger worker confronted him.

Google Translation / DeepL Translation

見栄を張っていたが、その粗暴な若者は体格の大きい作業員に詰め寄られると引き下がった。

Details

Sense（1）

A tough, aggressive man, especially one who is young.

Back in the Mussolini era, Carlo Corbisiero, part-time barber, brawler and bully boy of the village of Marzano di Nola, near Naples, was pretty proud of his nickname—"Crackshot."

Google Translation / DeepL Translation