noun
group; party; set; clan; fellow
Refers to a group of people sharing a common characteristic, often with a slightly negative or dismissive tone, like 'that bunch' or 'those fellows'. Can be used neutrally in compounds or formal contexts.
あの輩はいつも騒いでいる。
That bunch is always making noise.
政治家の輩にはうんざりだ。
I'm fed up with those politicians.
Originally from や (house) + から (family/clan), referring to one's household or lineage. Over time, the meaning broadened to any group of people, often with a pejorative nuance.