The phrase "little dots" refers to small, round or point-like shapes. It can be used to describe actual dots or to represent something small and insignificant.
Sentences with «little dots»
What a shock when we saw two little dots on the screen: twins. (kaboutjie.com)
I adore dark chocolate with cherry pieces in it, and I like cookies: good, buttery with those tiny little dots of pure vanilla in it. (milkandbun.com)
And finally, with a little bit of white fabric paint, paint little dots for stars around your shirt and add some star trails. (thefashionspot.com)