Can't find this character in the dictionary


I have been looking for the meaning of this

[![enter image description
here](https://i.stack.imgur.com/15pfu.png)](https://i.stack.imgur.com/15pfu.png)

I can't seem to find its meaning. And I see it being used a lot. Is it even a
kanji, or is it just an expression?




This is the hiragana そ. You may be confused because of the font.

