'Old man' is a slang term for 'father'.

old man为俚语，指父亲。

《牛津词典》

LL: No, "boonies" is a slang term for any place that is very far from any major city or town.

噢，boonies就是指离城市很远的乡下地方，也就是很偏僻的地方，我们中文里说那些地方是"前不着村，后不搭店"。

youdao

It is no accident that American teenagers picked up the slang term "dis" from black hiphop lyrics in the 1980s.

八十年代，美国青少年从黑人嘻哈乐歌词的俚语中学来了“dis”一词———这一现象并非偶然。

youdao

The Japanese slang term "Unibare" is meant derisively, applied to someone caught, embarrassingly, clad in one of Uniqlo's ubiquitous core items.

WSJ: This Man Wants to Clothe the Planet | Renegade

It was thought that the word Assarabia - a Korean slang term - might also raise pronunciation issues outside South Korea.

BBC: Quiz of the week's news

The irony of course is at the heart of the red-eye, a slang term used to describe the fatigued eyes often plaguing overnight flyers.

BBC: Five tips for getting rest on a red-eye