It's a cat/dog/animal thing. At least that's where I see "smol" used the most, in relation to kittens and puppies and other newborn animals. And it's been brew

It's a cat/dog/animal thing. At least that's where I see "smol" used the most, in relation to kittens and puppies and other newborn animals. And it's been brewing there for a few years now, and the word's escaping into more contexts.